query: 5 gas analyzer

doc:
Residential Combustion Analyzer by Forensics | Flue Gas Analyzer | CO, O2, COAF & EA | Water Trap, Particle & NOx Filters | Color Display, Graphing, Data Logging | USA NIST Calibration | A professional Residential Combustion Analyzer + Handheld Pump with O2 & CO sensors with USA NIST Calibration. 32-bit microprocessor, color screen, realtime graphing and alarm-logging. Ideal for HVAC professionals, contractors or maintenance engineers for residential boilers, heaters or furnaces. The display screen shows CO, O2, COAF (CO air-free) and EA (Excess Air %). The detector can also be as (1) as a ambient detector for general air quality measurements (2) as a spot detector or (3) as a Combustion and/or Flue Gas Analyzer. Please note, this analyzer does NOT detect flue temperature nor calculate combustion efficiency. Product comes with Aluminum hard case, the Analyzer containing CO and O2 sensors with a strong niobium magnet for mounting on appliances while testing, Electronic Pump with Stainless Probe, Hose assembly with 3 feet of high temp silicone tubing, Water trap, particle and NOx filters with sensor cap, Screw to mount sensor cap to the Analyzer, USB Charging cable, USB Charger, Calibration Certificate, Clear English Manual & Instructions. ANALYZER SPECIFICATIONS: The detector incorporates electrochemical sensors with Oxygen (O2) 0-30% with 0.1% resolution and Carbon Monoxide (CO) 0-999 with 1ppm resolution. Comes factory calibrated. Accuracy: ≤±5% F.S. Response Time: ≤60s. Working environment: 32F～113F, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Recommended calibration period: Every 6 months. Explosion-proof grade: ATEX certified EXib IIB T3 Gb. IP65 certified. Weight: 400g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). PUMP SPECIFICATIONS: Rechargeable DC3.7V Li battery 1800mAh charged via USB connector. Pump LCD shows ambient temperature, time, date and backlight high resolution LCD is included. Temperature: 32F～140F. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Size: 65x30x225mm. ⚛ RESIDENTIAL: For residential combustion analysis & ambient air quality analysis or probe sampling / continuous sampling in confined or toxic spaces. USA NIST Calibration.
🌇 FEATURES: Color screen, graphing and alarm logging. Includes hardcase, water trap, particle filter and NOx filter to reduce cross sensitivity errors.
🔬 SENSORS: High quality sensors with Oxygen (O2) and Carbon Monoxide (CO). Calculates COAF (CO air free) and excess air (EA) for combustion analysis. Comes factory calibrated. Detection error better than ≤±5% F.S. and response time: T<60s. Zero and span calibration options for user full control.
💪 STRONG: Robust design with ABS and Anti-slip grip rubber. Comes with strong magnet for appliance mounting. Waterproof, dust-proof and explosion-proof. ATEX certified EXib IIB T3 Gb. IP65 certified.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **. USA Customer support by FORENSICS with engineer email response rate less than 12 hours and calibration services also offered in the USA. FORENSICS DETECTORS FD yellow

neg:
Basic Combustion Analyzer by Forensics | Flue Gas Analyzer | CO and O2 Sensor | COAF & EA | Water Trap, Particle and NOx Filters | USB Recharge | USA NIST Calibration | A basic and affordable Residential Combustion Analyzer + Handheld Pump with high quality O2 and CO sensors. We developed this unit for HVAC professionals, contractors or maintenance engineers for residential boilers, heaters or furnaces. The display screen shows CO, O2, COAF (CO air-free) and EA (Excess Air %). The detector can also be used as a ambient detector for general air quality measurements or can be plugged up to the hand pump to function as spot detector or Combustion and Flue Gas Analyzer. Please note, this analyzer does NOT detect flue temperature nor calculate combustion efficiency. Simple large LCD and with backlight. Product comes with Aluminum hard case, Analyzer containing CO and O2 sensors with a strong niobium magnets for mounting on appliances while testing, Electronic Pump with Stainless Probe, Hose assembly with 3 feet of high temp silicone tubing, Water trap, particle and NOx filters with sensor cap, Screw to mount sensor cap to the Analyzer, USB Charging cable, USB Charger, Calibration Certificate, Clear English Manual & Instructions. USA NIST Calibration. ANALYZER SPEC: The detector incorporates electrochemical sensor with Oxygen (O2) 0-30% with 0.1% resolution and Carbon Monoxide (CO) 0-999 with 1ppm resolution. Comes factory calibrated. Accuracy: ≤±5% F.S. Response Time: ≤60s. Working environment: 32F～113F, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Recommended calibration period: Every 6 months. Explosion-proof grade: ATEX certified Ex ib IIa T4. Protection Grade: IP65. Weight: 230g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). PUMP SPECIFICATIONS: Rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows ambient temperature, time, date and backlight high resolution LCD is included. Temperature: 32F～140F. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Size: 65x30x225mm. ⚛ RESIDENTIAL: Perfect for residential combustion analysis and ambient air quality analysis or probe sampling / continuous sampling in confined or toxic spaces. USA NIST Calibration.
🌇 ACCESORIES: Comes with a quality water trap, particle filter and NOx filter to reduce cross sensitivity errors.
🔬 SENSORS: High quality sensors with Oxygen (O2) and Carbon Monoxide (CO). Calculates COAF (CO air free) and excess air (EA) for combustion analysis. Comes factory calibrated. Detection error better than ≤±5% F.S. and response time: T<60s. Zero and span calibration options for user full control.
💪 STRONG: Robust design with ABS and Anti-slip grip rubber. Comes with strong magnet for appliance mounting. Waterproof, dust-proof and explosion-proof. ATEX certified Ex ib IIa T4.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **. USA Customer support by FORENSICS with engineer email response rate less than 12 hours and calibration services also offered in the USA. FORENSICS DETECTORS FD yellow

neg:
Basic MULTIGAS + Pump Analyzer, Detector, Meter by Forensics | 4 Gas Monitor | USB Recharge | Sound, Light & Vibration Alarms | USA NIST Calibration | A basic multigas detector + PUMP setup for easy use industrial applications by FORENSICS. The pump allows for point probe sampling or continuous sampling if one does not wish to enter the toxic environment or requires continuous controlled sampling. Simple LCD, large and with backlight. Product comes with the Multi-Gas Detector, English Manual, Computer USB recharge cable, Charger, Calibration Cover, metal belt clip and nut to secure cap. 100% customer satisfaction. Comes FACTORY CALIBRATED. Open the box, turn ON and GO. Combustible gas (LEL) 0-100% with 1% resolution. Oxygen (O2) 0-30% with 0.1% resolution. Carbon Monoxide (CO) 0-999 with 1ppm resolution. Hydrogen Sulfide (H2S) 0-100ppm with 1ppm resolution. Accuracy: ≤±5% F.S. Response Time: ≤30s. Working environment: -20℃～50℃, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Explosion-proof grade: Ex ia IIC T4. Protection Grade: IP65. Weight: 230g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). Gas output is a male 3.2mm tube connector which connects to standard aquarium clear tubing with diameter 3/16". Pump has a rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows temperature detection, time, date and backlight high resolution LCD are included. Power load indicator of pump resistance is also clearly shown so user has insight into the pump load. Ideal for point sampling of toxic gas or remote sampling (can operate up to 50 feet). PUMP Specs: Temperature: -10℃～60℃. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Dimensions: 65x30x225 mm. 100% customer satisfaction. 100% QA by real sensor and gas detector engineers. 100% product test and verification in California, USA. 100% quality guaranteed. Arrives with calibration and QA certificate. USA NIST Calibration. ⚛ POINT SAMPLING: Perfect for point probe sampling or continuous sampling in confined or toxic spaces. DC Pump flow rate 0.5LPM with USB recharge. Comes FACTORY CALIBRATED. Turn ON and GO.
🌇 DETECT: High quality sensors Made in the UK. Oxygen (O2), Carbon Monoxide (CO), Hydrogen Sulfide (H2S) and Combustibles (LEL). USA NIST Calibration.
🎆 ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging.
💪 STRONG: Robust design made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof exceeding Exib IIB T3 Gb.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **. USA Customer support with engineer email response rate less than 6 hours. FORENSICS DETECTORS FD

neg:
XLA Alert Portable Gas Detector, Gas Clip 4 Gas Monitor Meter Tester Analyzer, Rechargeable LCD Display Sound Light Shock Air Quality Tester, 2 Year Detector… Dear friend, Welcome to XLA Air Gas Detector
 This 4-in-1 detector is definitely the right choice to protect you and your family's health and property.
XLA Air is a business company specializing in the development, production of gas detectors, All of our products are in high quality but very competitive price. Thank you for visiting!

 Our multi-gas detector used advanced integrated circuit technology, embedded microcomputer control, high quality imported gas sensor, excellent sensitivity and excellent repeatability

 Applicable Occasions and Crowds:
 Robust for industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry, and many others who need personal protective equipment

 Gas type Range Low alarm point High alarm point Resolution:
 LEL: 0-100% with 1% resolution
 O2: 0-30% with 0.1% resolution
 CO: 0-1000 with 1ppm resolution
 H2S: 0-100ppm with 1ppm resolution

 Product Parameters:
 Comes Factory Calibrated
 Display Error: ≤±5% FS
 Response Time: <30s
 Working Environment: -20℃～50℃, ＜95%RH (no dew)
 Power Source: DC3.7V Li-on battery, 1800mAh
 Protection level: Ip65
 Gas Sensor Life: 2 years
 Protection Grade: IP65
 Weight: 230g (with battery)
 Dimensions: 140mm×73mm×32mm (L × W × H)
 Weight: 215g
 Charging time: 4h-6h Standby time, Continuous use for more than 10 hours at full charge
 Indication mode: LCD display real-time data and system status, lighting, vibration and live voice recording (Chinese and English) tips

 100% customer satisfaction. 100% QA by real sensor and gas detector engineer
 High Sensitive and Accurate Measurement -- Handheld 4 gas detector with high quality imported gas sensor, excellent sensitivity and excellent repeatability, Comes FACTORY CALIBRATED. Open and use directly
Three Alarm Methods -- The portable voice type four-in-one gas detector Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging
Easy Carrying Around -- High density big digital LCD screen display real time gas concentation value; compact size and unique clip design, it is convenient for user to carry around, Chinese and English operation interface
Higher Quality Lower Error -- Made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof, Detection error better than ≤±5% F.S. and response time: T<30s. Zero and span calibration options
100% Satisfied Warranty -- If you have any issues or are not satisfied with our multi gas detector, please contact with us by email, we will give you well-done solution, Return or replace a new one within 90 days XLA Alert Orange

neg:
4 Gas Monitor Multi Gas Detector Sound Light Shock 4 Gas Meter Tester Analyzer Rechargeable Portable Gas Detector - 2 Years Detector Dear friend, Welcome to GEALDEN, Our Handheld Multi Gas Monitor is definitely the right choice to protect you and your family's health and property

 GEALDEN is a business company specializing in the development, production of gas detectors, All of our products are in high quality but very competitive price!

 Our multi-gas detector used advanced integrated circuit technology, embedded microcomputer control, high quality imported gas sensor, It has excellent sensitivity and excellent repeatability

 Product Parameters:
 Comes Factory Calibrated
 Display Error: ≤±5% FS
 Response Time: <30s
 Working Environment: -20℃～50℃, ＜95%RH (no dew)
 Power Source: DC3.7V Li-on battery, 1800mAh
 Protection level: Ip65
 Gas Sensor Life: 2 years
 Protection Grade: IP65
 Weight: 300g (with battery)
 Dimensions: 140mm×73mm×32mm (L × W × H)
 Charging time: 4h-6h Standby time, Continuous use for more than 10 hours at full charge
 Indication mode: LCD display real-time data and system status, lighting, vibration and live voice recording (Chinese and English) tips

 Applicable Occasions and Crowds:
 Robust for industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry, and many others who need personal protective equipment

 100% customer satisfaction. 100% QA by real sensor and gas detector engineer

 Packing list:
 1 * Detector
 1 * User manual
 1 * USB cable
 1 * plug
 1* Standard gas hood
 100% KEEP YOU SAFE – Our 4 Gas Detector comes FACTORY CALIBRATED, Open and use directly. It has super high sensitivity, excellent repeatability, accurate measurement, and quicker response time(<30S). This portable gas detector can be work continually over 10 hours, so that it can keep you safe the entire time in your working place.
THREE ALARM METHONDS – This gas detector you can use it directly, If you want to detect gases, you only need to turn on it, The 4 in 1 gas detector has adjustable audio, visual, and vibration alarms alert when preset levels are reachedvibration alarms alert when preset levels are reached. Can accurately measure the gas concentration with easy-to-read number shown on the display.
HIGH SENSITIVE AND ACCURATE MEASUREMENT – Our portable multi gas detector is made of high strength ABS, Waterproof, dust-proof and explosion-proof, Detection error better than ≤±5% F.S. and response time: T<30s. It has Zero and Span calibration options. LCD screen can display real time gas concentration value. 1800mAh rechargeable lithium battery can for long continuous working.(10 hours)
EASY CARRY AROUND & WIDE APPLICATION – This gas monitor with compact size and unique clip design, Convenient for user to carry around, can widely used in petroleum, chemical industry, matallurgy, refining, medicine, agricultrue, fire prevention, effectively predicting and alarming the concentration of dangerous gases and alarm so as to ensure the safety of the environment.
100% SATISFACTION GUARANTEED – If you have any issues or are not satisfied with our multi gas detector, please contact with us by email, we will give you well-done solution, REFUND or REPLACE a new one within 60 Days. Our 24 hours on-line customer services can help to answer any question about this gas detector any time. GEALDEN Black

neg:
MULTIGAS Detector Analyzer + PUMP with Probe | USA NIST Calibration | 4 Gas Monitor | Computer Data Logging | USB Recharge | A professional MULTI-GAS detector + PUMP by FORENSICS with all advanced specifications. USA NIST Calibration. Pump allows for point probe sampling or continuous sampling. 32-bit microprocessor with Color LCD and graphing capability. For industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry. Product comes with the Multi-Gas Detector, English Manual, Computer USB data cable, Charger, Calibration Cover and nut to secure + Pump, stainless probe & tubing. Comes FACTORY CALIBRATED. Open the box, turn ON and GO. Detector Specs: Combustible gas (LEL) 0-100% with 1% resolution. Oxygen (O2) 0-30% with 0.1% resolution. Carbon Monoxide (CO) 0-999 with 1ppm resolution. Hydrogen Sulfide (H2S) 0-100ppm with 1ppm resolution. Comes factory calibrated. Accuracy: ≤±5% F.S. Response Time: ≤30s. Working environment: -20℃～50℃, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Explosion-proof grade: Ex ib IIB T3 Gb. Protection Grade: IP65. Weight: 400g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). Handheld pump has a gas input is taken from a stainless probe (8.6 inch length). Gas output is a male 3.2mm tube connector which connects to standard aquarium clear tubing with diameter 3/16". Pump has a rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows temperature detection, time, date and backlight high resolution LCD are included. Power load indicator of pump resistance is also clearly shown so user has insight into the pump load. Ideal for point sampling of toxic gas or remote sampling (can operate up to 50 feet). PUMP Specs: Temperature: -10℃～60℃. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Dimensions: 65x30x225 mm. 🎆 DETECTOR + PUMP. Confined Space Monitor. USA NIST Calibration. Turn ON and GO.
🌈 COLOR DISPLAY: Color screen and Graph functions allows for easy and intuitive operation.
📲 DATA LOG: USB computer data logging. Stores 500 alarm records.
💪 STRONG: Robust design made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof exceeding Exib IIB T3 Gb.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed ** FORENSICS DETECTORS FD

neg:
Testo - 0563 3110 01 310 Residential Combustion Analyzer Kit with Printer Wireless printer with integrated magnets for professional jobsite documentation
All the measurements you need, including draft and pressure
Fast 30-second startup so you can get testing quickly
Country of origin: Germany Testo

neg:
BW Technologies XT-XWHM-Y-NA GasAlertMax XT II 4-Gas Detector with Pump, Combustible, O2, H2S and CO, Yellow Four-gas detector for surveying levels of H2S, oxygen (O2), carbon monoxide (CO), and combustibles in natural and industrial environments, and in other personal safety, training, research, and ambient air monitoring applications
Electrochemical cell sensor measures H2S and carbon monoxide levels in ppm, capillary-pore fuel cell measures oxygen in percent by volume, and catalytic bead combustible sensor measures explosive gases in percent LEL
Audio, visual, and vibration alarms alert simultaneously when ambient H2S, oxygen, carbon monoxide, and combustible gases reach preset low, high, TWA, or STEL levels
LCD screen shows up to four ambient gas concentrations, battery level, alarm condition, and the status of calibration, bump, and sensor self-tests
Integrated diaphragm pump allows for localized sampling of the atmosphere for more precise readings than those generated through diffusion BW Technologies Yellow

neg:
Siglent SDS1104X-E 100Mhz digital oscilloscope 4 channels standard decoder 100Mhz, 4 channels, 1Gsa/use, 1Mpts fft
Standard decoder: iic, spi, uart/Rs232, can, lin
16 digital channels (mso) (four channel series only, option)
USB AWG module(four channel series only, option)
USB WIFI adapter(four channel series only, option) Siglent Grey

neg:
Siglent Technologies SDS1202X-E 200 mhz Digital Oscilloscope 2 Channels, Grey Country of origin : China
Real-time sampling rate up to 1 gsa/use
IRecord length up to 14 Mpts
Standard serial bus triggering and decode, supports iic, spi, uart, Rs232, can, and lin Siglent Technologies Grey

neg:
BW Technologies MC2-XWHM-Y-NA GasAlertMicroClip XT Four-Gas Detector, O2/CO/H2S/LEL Country Of Origin: Mexico
Model Number: MCXL-XWHM-Y-NA
Item Package Dimension: 7.5" L x 5.0" W x 3.0" H
Item Package Weight: 1.4 lb BW Technologies

neg:
HYDROGEN Gas Detector, Meter & Analyzer by FORENSICS | USA NIST Calibration & Certificate | Dust & Explosion Proof | USB Recharge | Sound, Light and Vibration Alarms | 0-1000 ppm | The Professional H2 gas detector and meter by FORENSICS. Detect hydrogen gas for hydrogen vehicles, hydrogen fuel cells, hydrogen storage tanks or H2 gas in a laboratory setting. Hydrogen is a colorless, odorless, and tasteless gas which makes it very important to adopt detection instrumentation for sensing. It is the lightest gas and is explosive in air at concentrations greater than about 4%. In contact with chlorine, oxygen, or other oxidizers, hydrogen is flammable and explosive and burns with a nearly invisible flame. The FORENSICS H2 gas detector is very high precision for very accurate measurements and robust for field work, inspections, occupational safety, industrial and environmental. USA NIST Calibration. Detection range of H2 is 0-1000ppm within 30 seconds with error less than +/- 5% full scale. Comes factory calibrated. The detector has a DC3.7V Li battery 1500mAh that allows up to 24 hours of continuous use. Advanced features such as temperature detection, alarm recording, alarm setting, backlight high resolution LCD, calibration features and others are all included. The Product includes the Gas Detector, English Manual, USB cable, Charger and Calibration Cover. 100% customer satisfaction guaranteed. Product quality checked and verified in California, USA. H2 detection: 0-1000ppm with 1ppm resolution. Accuracy: ≤±5% F.S. Response time: T<30s. Indication: LCD indicates the time, concentration, temp, battery state. Indication of alarm, fault and low voltage with LED, sound, vibration. Operating temperature: 0-122F. Humidity: <95%RH non-condensing. Operating voltage: DC3.7V Li battery 1500mAh. Working time: >24hours. Charging time: 4h. Sensor life: 2-3 years. Protection category: IP65. Weight: about 130g (including battery). 100% customer satisfaction. 100% QA by real sensor and gas detector engineers. 100% product test and verification in California, USA! 100% quality guaranteed. 🔋ACCURACY: Hydrogen (H2) gas detector, 0-1000ppm with 1ppm resolution. USA NIST Calibration. Turn ON and GO.
⚛ DETECT: Electrochemical cell sensor with error ≤±5% F.S. and response time: T<30s. Zero and span calibration options. Comes factory calibrated.
🎆 ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging.
💪 STRONG: Shock proof, water proof, dust proof and explosion proof with belt clip. Rechargeable Li-Ion Battery 1500mAh via micro-USB cable, comes with all accessories.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed ** FORENSICS DETECTORS FD


query: 5 gas analyzer

doc:
BRWISSEN A16 Air Quality Monitor Indoor Pollution Tester Data Record for PM1.0 PM2.5 PM10 Particulate Matter Fine Dust Meter TVOC VOCs HCHO Analyzer Formaldehyde Air Gas Detector Desktop Product Highlights:
 1. 5-in-1 function -Can test pm1.0, pm2.5, pm10, TVOC, HCHO(Formaldehyde); 3 display modes: numerical display / curve display / particle number display, click mode switch key to switch it. Press and hold the set/confirm button for 3 seconds to enter Settings page.

 2. High Accuracy -Laser particle sensor to accurately distinguish 0.3 fine particulate matter; Electrochemical sensor to resolve 0.001mg/m3 of free formaldehyde molecules; Semiconductor TVOC total volatile organic compounds sensor can measure a variety of chemistry pollution such as benzene, toluene.

 3. Auto-sensitivity -Automatically turns off the screen according to the ambient brightness; store and export data records, draw a 24-hour real-time data curve, with AQI air quality condition assessment and buzzer alarm.

 4. Inspection of air equipment purification efficiency - BR-A air quality analyzer can check the air quality to evaluate the purification efficiency of the filter of your purifier and ventilator and to remind you to replace the filter element.

 Instructions for Use:
 1. Click mode switch key enter the 6-channel particle number interface

 2. TF memory card can record test data of PM2.5, PM10, TVOC, HCHO

 3. Auto-sensitivity and alarm functions can be turned on or off in the setting interface

 4. After turn on the detector, sensor warm-up time is 1-3 minutes

 5. For Initial use, place the device in a well-ventilated environment for 8 hours before use

 Measurement Indexes:
 PM1.0/PM2.5/PM10: light scattering test
 Range: 0-999ug/m³
 Resolution: 1.0ug/m³

 Formaldehyde: electrochemical test
 Range: 0-1.000mg/m³
 Resolution: 0.001mg/m³

 TVOC: semiconductor sensor
 Range: 0-9.999mg/m³
 Resolution: 0.001mg/m³

 Packing list:
 1 X Air quality monitor unit(with 128m TF card)
 1 X USB cable
 1 X Product manual
  PM PARTICULATE MATTER DETECT -- Air pollution meter can test indoor fine particles. 6-channel tiny particle number testing (Number of particles/liter)--pm0.3 / pm0.5 / pm1.0 / pm2.5 / pm5.0 / pm10; 3-channel particulate matters quality detection (μg/m³)--PM1.0 / PM2.5 / PM10
DATA LOGGER & EXPORT -- Air quality monitor has a 128M data memory card that support 10w + data records storage, data records can be exported to the computer in TXT file and analyze air quality changes in graphs
AUTOMATIC PHOTOSENSITIVE -- BR-A air quality tester automatically turns off the screen according to the ambient brightness, creating a good sleeping environment, saving energy and electricity
HCHO / TVOC SENSOR -- Electrochemical formaldehyde HCHO sensor, double platinum catalytic electrode; semiconductor TVOC sensor, indoor air quality meter can accurately measure a variety of chemistry pollution volatile organic compounds TVOC / VOCs, such as benzene, toluene, xylene, aromatic hydrocarbons, aldehydes, hydrogen sulfide etc., captures the change in molecular concentration of organic compounds at the thousandth level
AIR QUALITY ALARM -- Desktop air quality detector with touch button, automatic detection at start-up, drawing 24-hour air quality data change curve; Comprehensive assessment of ambient air quality, air quality alarms base on US standards, keep track of the air quality around you at all times and places to alert you to air pollution problems BRWISSEN

neg:
Basic Combustion Analyzer by Forensics | Flue Gas Analyzer | CO and O2 Sensor | COAF & EA | Water Trap, Particle and NOx Filters | USB Recharge | USA NIST Calibration | A basic and affordable Residential Combustion Analyzer + Handheld Pump with high quality O2 and CO sensors. We developed this unit for HVAC professionals, contractors or maintenance engineers for residential boilers, heaters or furnaces. The display screen shows CO, O2, COAF (CO air-free) and EA (Excess Air %). The detector can also be used as a ambient detector for general air quality measurements or can be plugged up to the hand pump to function as spot detector or Combustion and Flue Gas Analyzer. Please note, this analyzer does NOT detect flue temperature nor calculate combustion efficiency. Simple large LCD and with backlight. Product comes with Aluminum hard case, Analyzer containing CO and O2 sensors with a strong niobium magnets for mounting on appliances while testing, Electronic Pump with Stainless Probe, Hose assembly with 3 feet of high temp silicone tubing, Water trap, particle and NOx filters with sensor cap, Screw to mount sensor cap to the Analyzer, USB Charging cable, USB Charger, Calibration Certificate, Clear English Manual & Instructions. USA NIST Calibration. ANALYZER SPEC: The detector incorporates electrochemical sensor with Oxygen (O2) 0-30% with 0.1% resolution and Carbon Monoxide (CO) 0-999 with 1ppm resolution. Comes factory calibrated. Accuracy: ≤±5% F.S. Response Time: ≤60s. Working environment: 32F～113F, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Recommended calibration period: Every 6 months. Explosion-proof grade: ATEX certified Ex ib IIa T4. Protection Grade: IP65. Weight: 230g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). PUMP SPECIFICATIONS: Rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows ambient temperature, time, date and backlight high resolution LCD is included. Temperature: 32F～140F. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Size: 65x30x225mm. ⚛ RESIDENTIAL: Perfect for residential combustion analysis and ambient air quality analysis or probe sampling / continuous sampling in confined or toxic spaces. USA NIST Calibration.
🌇 ACCESORIES: Comes with a quality water trap, particle filter and NOx filter to reduce cross sensitivity errors.
🔬 SENSORS: High quality sensors with Oxygen (O2) and Carbon Monoxide (CO). Calculates COAF (CO air free) and excess air (EA) for combustion analysis. Comes factory calibrated. Detection error better than ≤±5% F.S. and response time: T<60s. Zero and span calibration options for user full control.
💪 STRONG: Robust design with ABS and Anti-slip grip rubber. Comes with strong magnet for appliance mounting. Waterproof, dust-proof and explosion-proof. ATEX certified Ex ib IIa T4.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **. USA Customer support by FORENSICS with engineer email response rate less than 12 hours and calibration services also offered in the USA. FORENSICS DETECTORS FD yellow

neg:
Basic MULTIGAS + Pump Analyzer, Detector, Meter by Forensics | 4 Gas Monitor | USB Recharge | Sound, Light & Vibration Alarms | USA NIST Calibration | A basic multigas detector + PUMP setup for easy use industrial applications by FORENSICS. The pump allows for point probe sampling or continuous sampling if one does not wish to enter the toxic environment or requires continuous controlled sampling. Simple LCD, large and with backlight. Product comes with the Multi-Gas Detector, English Manual, Computer USB recharge cable, Charger, Calibration Cover, metal belt clip and nut to secure cap. 100% customer satisfaction. Comes FACTORY CALIBRATED. Open the box, turn ON and GO. Combustible gas (LEL) 0-100% with 1% resolution. Oxygen (O2) 0-30% with 0.1% resolution. Carbon Monoxide (CO) 0-999 with 1ppm resolution. Hydrogen Sulfide (H2S) 0-100ppm with 1ppm resolution. Accuracy: ≤±5% F.S. Response Time: ≤30s. Working environment: -20℃～50℃, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Explosion-proof grade: Ex ia IIC T4. Protection Grade: IP65. Weight: 230g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). Gas output is a male 3.2mm tube connector which connects to standard aquarium clear tubing with diameter 3/16". Pump has a rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows temperature detection, time, date and backlight high resolution LCD are included. Power load indicator of pump resistance is also clearly shown so user has insight into the pump load. Ideal for point sampling of toxic gas or remote sampling (can operate up to 50 feet). PUMP Specs: Temperature: -10℃～60℃. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Dimensions: 65x30x225 mm. 100% customer satisfaction. 100% QA by real sensor and gas detector engineers. 100% product test and verification in California, USA. 100% quality guaranteed. Arrives with calibration and QA certificate. USA NIST Calibration. ⚛ POINT SAMPLING: Perfect for point probe sampling or continuous sampling in confined or toxic spaces. DC Pump flow rate 0.5LPM with USB recharge. Comes FACTORY CALIBRATED. Turn ON and GO.
🌇 DETECT: High quality sensors Made in the UK. Oxygen (O2), Carbon Monoxide (CO), Hydrogen Sulfide (H2S) and Combustibles (LEL). USA NIST Calibration.
🎆 ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging.
💪 STRONG: Robust design made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof exceeding Exib IIB T3 Gb.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **. USA Customer support with engineer email response rate less than 6 hours. FORENSICS DETECTORS FD

neg:
XLA Alert Portable Gas Detector, Gas Clip 4 Gas Monitor Meter Tester Analyzer, Rechargeable LCD Display Sound Light Shock Air Quality Tester, 2 Year Detector… Dear friend, Welcome to XLA Air Gas Detector
 This 4-in-1 detector is definitely the right choice to protect you and your family's health and property.
XLA Air is a business company specializing in the development, production of gas detectors, All of our products are in high quality but very competitive price. Thank you for visiting!

 Our multi-gas detector used advanced integrated circuit technology, embedded microcomputer control, high quality imported gas sensor, excellent sensitivity and excellent repeatability

 Applicable Occasions and Crowds:
 Robust for industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry, and many others who need personal protective equipment

 Gas type Range Low alarm point High alarm point Resolution:
 LEL: 0-100% with 1% resolution
 O2: 0-30% with 0.1% resolution
 CO: 0-1000 with 1ppm resolution
 H2S: 0-100ppm with 1ppm resolution

 Product Parameters:
 Comes Factory Calibrated
 Display Error: ≤±5% FS
 Response Time: <30s
 Working Environment: -20℃～50℃, ＜95%RH (no dew)
 Power Source: DC3.7V Li-on battery, 1800mAh
 Protection level: Ip65
 Gas Sensor Life: 2 years
 Protection Grade: IP65
 Weight: 230g (with battery)
 Dimensions: 140mm×73mm×32mm (L × W × H)
 Weight: 215g
 Charging time: 4h-6h Standby time, Continuous use for more than 10 hours at full charge
 Indication mode: LCD display real-time data and system status, lighting, vibration and live voice recording (Chinese and English) tips

 100% customer satisfaction. 100% QA by real sensor and gas detector engineer
 High Sensitive and Accurate Measurement -- Handheld 4 gas detector with high quality imported gas sensor, excellent sensitivity and excellent repeatability, Comes FACTORY CALIBRATED. Open and use directly
Three Alarm Methods -- The portable voice type four-in-one gas detector Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging
Easy Carrying Around -- High density big digital LCD screen display real time gas concentation value; compact size and unique clip design, it is convenient for user to carry around, Chinese and English operation interface
Higher Quality Lower Error -- Made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof, Detection error better than ≤±5% F.S. and response time: T<30s. Zero and span calibration options
100% Satisfied Warranty -- If you have any issues or are not satisfied with our multi gas detector, please contact with us by email, we will give you well-done solution, Return or replace a new one within 90 days XLA Alert Orange

neg:
4 Gas Monitor Multi Gas Detector Sound Light Shock 4 Gas Meter Tester Analyzer Rechargeable Portable Gas Detector - 2 Years Detector Dear friend, Welcome to GEALDEN, Our Handheld Multi Gas Monitor is definitely the right choice to protect you and your family's health and property

 GEALDEN is a business company specializing in the development, production of gas detectors, All of our products are in high quality but very competitive price!

 Our multi-gas detector used advanced integrated circuit technology, embedded microcomputer control, high quality imported gas sensor, It has excellent sensitivity and excellent repeatability

 Product Parameters:
 Comes Factory Calibrated
 Display Error: ≤±5% FS
 Response Time: <30s
 Working Environment: -20℃～50℃, ＜95%RH (no dew)
 Power Source: DC3.7V Li-on battery, 1800mAh
 Protection level: Ip65
 Gas Sensor Life: 2 years
 Protection Grade: IP65
 Weight: 300g (with battery)
 Dimensions: 140mm×73mm×32mm (L × W × H)
 Charging time: 4h-6h Standby time, Continuous use for more than 10 hours at full charge
 Indication mode: LCD display real-time data and system status, lighting, vibration and live voice recording (Chinese and English) tips

 Applicable Occasions and Crowds:
 Robust for industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry, and many others who need personal protective equipment

 100% customer satisfaction. 100% QA by real sensor and gas detector engineer

 Packing list:
 1 * Detector
 1 * User manual
 1 * USB cable
 1 * plug
 1* Standard gas hood
 100% KEEP YOU SAFE – Our 4 Gas Detector comes FACTORY CALIBRATED, Open and use directly. It has super high sensitivity, excellent repeatability, accurate measurement, and quicker response time(<30S). This portable gas detector can be work continually over 10 hours, so that it can keep you safe the entire time in your working place.
THREE ALARM METHONDS – This gas detector you can use it directly, If you want to detect gases, you only need to turn on it, The 4 in 1 gas detector has adjustable audio, visual, and vibration alarms alert when preset levels are reachedvibration alarms alert when preset levels are reached. Can accurately measure the gas concentration with easy-to-read number shown on the display.
HIGH SENSITIVE AND ACCURATE MEASUREMENT – Our portable multi gas detector is made of high strength ABS, Waterproof, dust-proof and explosion-proof, Detection error better than ≤±5% F.S. and response time: T<30s. It has Zero and Span calibration options. LCD screen can display real time gas concentration value. 1800mAh rechargeable lithium battery can for long continuous working.(10 hours)
EASY CARRY AROUND & WIDE APPLICATION – This gas monitor with compact size and unique clip design, Convenient for user to carry around, can widely used in petroleum, chemical industry, matallurgy, refining, medicine, agricultrue, fire prevention, effectively predicting and alarming the concentration of dangerous gases and alarm so as to ensure the safety of the environment.
100% SATISFACTION GUARANTEED – If you have any issues or are not satisfied with our multi gas detector, please contact with us by email, we will give you well-done solution, REFUND or REPLACE a new one within 60 Days. Our 24 hours on-line customer services can help to answer any question about this gas detector any time. GEALDEN Black

neg:
MULTIGAS Detector Analyzer + PUMP with Probe | USA NIST Calibration | 4 Gas Monitor | Computer Data Logging | USB Recharge | A professional MULTI-GAS detector + PUMP by FORENSICS with all advanced specifications. USA NIST Calibration. Pump allows for point probe sampling or continuous sampling. 32-bit microprocessor with Color LCD and graphing capability. For industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry. Product comes with the Multi-Gas Detector, English Manual, Computer USB data cable, Charger, Calibration Cover and nut to secure + Pump, stainless probe & tubing. Comes FACTORY CALIBRATED. Open the box, turn ON and GO. Detector Specs: Combustible gas (LEL) 0-100% with 1% resolution. Oxygen (O2) 0-30% with 0.1% resolution. Carbon Monoxide (CO) 0-999 with 1ppm resolution. Hydrogen Sulfide (H2S) 0-100ppm with 1ppm resolution. Comes factory calibrated. Accuracy: ≤±5% F.S. Response Time: ≤30s. Working environment: -20℃～50℃, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Explosion-proof grade: Ex ib IIB T3 Gb. Protection Grade: IP65. Weight: 400g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). Handheld pump has a gas input is taken from a stainless probe (8.6 inch length). Gas output is a male 3.2mm tube connector which connects to standard aquarium clear tubing with diameter 3/16". Pump has a rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows temperature detection, time, date and backlight high resolution LCD are included. Power load indicator of pump resistance is also clearly shown so user has insight into the pump load. Ideal for point sampling of toxic gas or remote sampling (can operate up to 50 feet). PUMP Specs: Temperature: -10℃～60℃. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Dimensions: 65x30x225 mm. 🎆 DETECTOR + PUMP. Confined Space Monitor. USA NIST Calibration. Turn ON and GO.
🌈 COLOR DISPLAY: Color screen and Graph functions allows for easy and intuitive operation.
📲 DATA LOG: USB computer data logging. Stores 500 alarm records.
💪 STRONG: Robust design made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof exceeding Exib IIB T3 Gb.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed ** FORENSICS DETECTORS FD

neg:
Testo - 0563 3110 01 310 Residential Combustion Analyzer Kit with Printer Wireless printer with integrated magnets for professional jobsite documentation
All the measurements you need, including draft and pressure
Fast 30-second startup so you can get testing quickly
Country of origin: Germany Testo

neg:
BW Technologies XT-XWHM-Y-NA GasAlertMax XT II 4-Gas Detector with Pump, Combustible, O2, H2S and CO, Yellow Four-gas detector for surveying levels of H2S, oxygen (O2), carbon monoxide (CO), and combustibles in natural and industrial environments, and in other personal safety, training, research, and ambient air monitoring applications
Electrochemical cell sensor measures H2S and carbon monoxide levels in ppm, capillary-pore fuel cell measures oxygen in percent by volume, and catalytic bead combustible sensor measures explosive gases in percent LEL
Audio, visual, and vibration alarms alert simultaneously when ambient H2S, oxygen, carbon monoxide, and combustible gases reach preset low, high, TWA, or STEL levels
LCD screen shows up to four ambient gas concentrations, battery level, alarm condition, and the status of calibration, bump, and sensor self-tests
Integrated diaphragm pump allows for localized sampling of the atmosphere for more precise readings than those generated through diffusion BW Technologies Yellow

neg:
Siglent SDS1104X-E 100Mhz digital oscilloscope 4 channels standard decoder 100Mhz, 4 channels, 1Gsa/use, 1Mpts fft
Standard decoder: iic, spi, uart/Rs232, can, lin
16 digital channels (mso) (four channel series only, option)
USB AWG module(four channel series only, option)
USB WIFI adapter(four channel series only, option) Siglent Grey

neg:
Siglent Technologies SDS1202X-E 200 mhz Digital Oscilloscope 2 Channels, Grey Country of origin : China
Real-time sampling rate up to 1 gsa/use
IRecord length up to 14 Mpts
Standard serial bus triggering and decode, supports iic, spi, uart, Rs232, can, and lin Siglent Technologies Grey

neg:
BW Technologies MC2-XWHM-Y-NA GasAlertMicroClip XT Four-Gas Detector, O2/CO/H2S/LEL Country Of Origin: Mexico
Model Number: MCXL-XWHM-Y-NA
Item Package Dimension: 7.5" L x 5.0" W x 3.0" H
Item Package Weight: 1.4 lb BW Technologies

neg:
HYDROGEN Gas Detector, Meter & Analyzer by FORENSICS | USA NIST Calibration & Certificate | Dust & Explosion Proof | USB Recharge | Sound, Light and Vibration Alarms | 0-1000 ppm | The Professional H2 gas detector and meter by FORENSICS. Detect hydrogen gas for hydrogen vehicles, hydrogen fuel cells, hydrogen storage tanks or H2 gas in a laboratory setting. Hydrogen is a colorless, odorless, and tasteless gas which makes it very important to adopt detection instrumentation for sensing. It is the lightest gas and is explosive in air at concentrations greater than about 4%. In contact with chlorine, oxygen, or other oxidizers, hydrogen is flammable and explosive and burns with a nearly invisible flame. The FORENSICS H2 gas detector is very high precision for very accurate measurements and robust for field work, inspections, occupational safety, industrial and environmental. USA NIST Calibration. Detection range of H2 is 0-1000ppm within 30 seconds with error less than +/- 5% full scale. Comes factory calibrated. The detector has a DC3.7V Li battery 1500mAh that allows up to 24 hours of continuous use. Advanced features such as temperature detection, alarm recording, alarm setting, backlight high resolution LCD, calibration features and others are all included. The Product includes the Gas Detector, English Manual, USB cable, Charger and Calibration Cover. 100% customer satisfaction guaranteed. Product quality checked and verified in California, USA. H2 detection: 0-1000ppm with 1ppm resolution. Accuracy: ≤±5% F.S. Response time: T<30s. Indication: LCD indicates the time, concentration, temp, battery state. Indication of alarm, fault and low voltage with LED, sound, vibration. Operating temperature: 0-122F. Humidity: <95%RH non-condensing. Operating voltage: DC3.7V Li battery 1500mAh. Working time: >24hours. Charging time: 4h. Sensor life: 2-3 years. Protection category: IP65. Weight: about 130g (including battery). 100% customer satisfaction. 100% QA by real sensor and gas detector engineers. 100% product test and verification in California, USA! 100% quality guaranteed. 🔋ACCURACY: Hydrogen (H2) gas detector, 0-1000ppm with 1ppm resolution. USA NIST Calibration. Turn ON and GO.
⚛ DETECT: Electrochemical cell sensor with error ≤±5% F.S. and response time: T<30s. Zero and span calibration options. Comes factory calibrated.
🎆 ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging.
💪 STRONG: Shock proof, water proof, dust proof and explosion proof with belt clip. Rechargeable Li-Ion Battery 1500mAh via micro-USB cable, comes with all accessories.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed ** FORENSICS DETECTORS FD


query: 5 gas analyzer

doc:
Wohler A 450 L Combustion Analyzer Kit with Printer & Case | for Residential and Commercial Flue Gas Analysis | Long Time CO Sensor 5000 ppm | Free iOS & Android App, Blue Rugged and compact: Analyzer that offers all measurement and tuning functions for boiler measurements, safety checks, flue gas analysis, pressure measurement and heating system maintenance
Easy operation: Large 5" color touchscreen, displays up to 14 measurement values, large digits, more robust than a glass display – Seeing all values at a glance without scrolling
Modern connectivity: Free Wohler A 450 app for iOS and Android, hands free measurement, sending readings to customers for their records, easy measurements in hard-to-reach locations
Smart allrounder: Great for residential and commercial use, the combustion analyzer for HVAC-professionals with all necessary measuring functions & even more – made in Germany
Full set: Including Wohler A 450 L combustion analyzer, infrared thermal printer, flue gas probe 1’ with 5’ hose assembly, filters, li-ion battery, usb-charger and protective plastic case Wohler Blue

neg:
Basic Combustion Analyzer by Forensics | Flue Gas Analyzer | CO and O2 Sensor | COAF & EA | Water Trap, Particle and NOx Filters | USB Recharge | USA NIST Calibration | A basic and affordable Residential Combustion Analyzer + Handheld Pump with high quality O2 and CO sensors. We developed this unit for HVAC professionals, contractors or maintenance engineers for residential boilers, heaters or furnaces. The display screen shows CO, O2, COAF (CO air-free) and EA (Excess Air %). The detector can also be used as a ambient detector for general air quality measurements or can be plugged up to the hand pump to function as spot detector or Combustion and Flue Gas Analyzer. Please note, this analyzer does NOT detect flue temperature nor calculate combustion efficiency. Simple large LCD and with backlight. Product comes with Aluminum hard case, Analyzer containing CO and O2 sensors with a strong niobium magnets for mounting on appliances while testing, Electronic Pump with Stainless Probe, Hose assembly with 3 feet of high temp silicone tubing, Water trap, particle and NOx filters with sensor cap, Screw to mount sensor cap to the Analyzer, USB Charging cable, USB Charger, Calibration Certificate, Clear English Manual & Instructions. USA NIST Calibration. ANALYZER SPEC: The detector incorporates electrochemical sensor with Oxygen (O2) 0-30% with 0.1% resolution and Carbon Monoxide (CO) 0-999 with 1ppm resolution. Comes factory calibrated. Accuracy: ≤±5% F.S. Response Time: ≤60s. Working environment: 32F～113F, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Recommended calibration period: Every 6 months. Explosion-proof grade: ATEX certified Ex ib IIa T4. Protection Grade: IP65. Weight: 230g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). PUMP SPECIFICATIONS: Rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows ambient temperature, time, date and backlight high resolution LCD is included. Temperature: 32F～140F. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Size: 65x30x225mm. ⚛ RESIDENTIAL: Perfect for residential combustion analysis and ambient air quality analysis or probe sampling / continuous sampling in confined or toxic spaces. USA NIST Calibration.
🌇 ACCESORIES: Comes with a quality water trap, particle filter and NOx filter to reduce cross sensitivity errors.
🔬 SENSORS: High quality sensors with Oxygen (O2) and Carbon Monoxide (CO). Calculates COAF (CO air free) and excess air (EA) for combustion analysis. Comes factory calibrated. Detection error better than ≤±5% F.S. and response time: T<60s. Zero and span calibration options for user full control.
💪 STRONG: Robust design with ABS and Anti-slip grip rubber. Comes with strong magnet for appliance mounting. Waterproof, dust-proof and explosion-proof. ATEX certified Ex ib IIa T4.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **. USA Customer support by FORENSICS with engineer email response rate less than 12 hours and calibration services also offered in the USA. FORENSICS DETECTORS FD yellow

neg:
Basic MULTIGAS + Pump Analyzer, Detector, Meter by Forensics | 4 Gas Monitor | USB Recharge | Sound, Light & Vibration Alarms | USA NIST Calibration | A basic multigas detector + PUMP setup for easy use industrial applications by FORENSICS. The pump allows for point probe sampling or continuous sampling if one does not wish to enter the toxic environment or requires continuous controlled sampling. Simple LCD, large and with backlight. Product comes with the Multi-Gas Detector, English Manual, Computer USB recharge cable, Charger, Calibration Cover, metal belt clip and nut to secure cap. 100% customer satisfaction. Comes FACTORY CALIBRATED. Open the box, turn ON and GO. Combustible gas (LEL) 0-100% with 1% resolution. Oxygen (O2) 0-30% with 0.1% resolution. Carbon Monoxide (CO) 0-999 with 1ppm resolution. Hydrogen Sulfide (H2S) 0-100ppm with 1ppm resolution. Accuracy: ≤±5% F.S. Response Time: ≤30s. Working environment: -20℃～50℃, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Explosion-proof grade: Ex ia IIC T4. Protection Grade: IP65. Weight: 230g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). Gas output is a male 3.2mm tube connector which connects to standard aquarium clear tubing with diameter 3/16". Pump has a rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows temperature detection, time, date and backlight high resolution LCD are included. Power load indicator of pump resistance is also clearly shown so user has insight into the pump load. Ideal for point sampling of toxic gas or remote sampling (can operate up to 50 feet). PUMP Specs: Temperature: -10℃～60℃. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Dimensions: 65x30x225 mm. 100% customer satisfaction. 100% QA by real sensor and gas detector engineers. 100% product test and verification in California, USA. 100% quality guaranteed. Arrives with calibration and QA certificate. USA NIST Calibration. ⚛ POINT SAMPLING: Perfect for point probe sampling or continuous sampling in confined or toxic spaces. DC Pump flow rate 0.5LPM with USB recharge. Comes FACTORY CALIBRATED. Turn ON and GO.
🌇 DETECT: High quality sensors Made in the UK. Oxygen (O2), Carbon Monoxide (CO), Hydrogen Sulfide (H2S) and Combustibles (LEL). USA NIST Calibration.
🎆 ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging.
💪 STRONG: Robust design made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof exceeding Exib IIB T3 Gb.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **. USA Customer support with engineer email response rate less than 6 hours. FORENSICS DETECTORS FD

neg:
XLA Alert Portable Gas Detector, Gas Clip 4 Gas Monitor Meter Tester Analyzer, Rechargeable LCD Display Sound Light Shock Air Quality Tester, 2 Year Detector… Dear friend, Welcome to XLA Air Gas Detector
 This 4-in-1 detector is definitely the right choice to protect you and your family's health and property.
XLA Air is a business company specializing in the development, production of gas detectors, All of our products are in high quality but very competitive price. Thank you for visiting!

 Our multi-gas detector used advanced integrated circuit technology, embedded microcomputer control, high quality imported gas sensor, excellent sensitivity and excellent repeatability

 Applicable Occasions and Crowds:
 Robust for industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry, and many others who need personal protective equipment

 Gas type Range Low alarm point High alarm point Resolution:
 LEL: 0-100% with 1% resolution
 O2: 0-30% with 0.1% resolution
 CO: 0-1000 with 1ppm resolution
 H2S: 0-100ppm with 1ppm resolution

 Product Parameters:
 Comes Factory Calibrated
 Display Error: ≤±5% FS
 Response Time: <30s
 Working Environment: -20℃～50℃, ＜95%RH (no dew)
 Power Source: DC3.7V Li-on battery, 1800mAh
 Protection level: Ip65
 Gas Sensor Life: 2 years
 Protection Grade: IP65
 Weight: 230g (with battery)
 Dimensions: 140mm×73mm×32mm (L × W × H)
 Weight: 215g
 Charging time: 4h-6h Standby time, Continuous use for more than 10 hours at full charge
 Indication mode: LCD display real-time data and system status, lighting, vibration and live voice recording (Chinese and English) tips

 100% customer satisfaction. 100% QA by real sensor and gas detector engineer
 High Sensitive and Accurate Measurement -- Handheld 4 gas detector with high quality imported gas sensor, excellent sensitivity and excellent repeatability, Comes FACTORY CALIBRATED. Open and use directly
Three Alarm Methods -- The portable voice type four-in-one gas detector Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging
Easy Carrying Around -- High density big digital LCD screen display real time gas concentation value; compact size and unique clip design, it is convenient for user to carry around, Chinese and English operation interface
Higher Quality Lower Error -- Made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof, Detection error better than ≤±5% F.S. and response time: T<30s. Zero and span calibration options
100% Satisfied Warranty -- If you have any issues or are not satisfied with our multi gas detector, please contact with us by email, we will give you well-done solution, Return or replace a new one within 90 days XLA Alert Orange

neg:
4 Gas Monitor Multi Gas Detector Sound Light Shock 4 Gas Meter Tester Analyzer Rechargeable Portable Gas Detector - 2 Years Detector Dear friend, Welcome to GEALDEN, Our Handheld Multi Gas Monitor is definitely the right choice to protect you and your family's health and property

 GEALDEN is a business company specializing in the development, production of gas detectors, All of our products are in high quality but very competitive price!

 Our multi-gas detector used advanced integrated circuit technology, embedded microcomputer control, high quality imported gas sensor, It has excellent sensitivity and excellent repeatability

 Product Parameters:
 Comes Factory Calibrated
 Display Error: ≤±5% FS
 Response Time: <30s
 Working Environment: -20℃～50℃, ＜95%RH (no dew)
 Power Source: DC3.7V Li-on battery, 1800mAh
 Protection level: Ip65
 Gas Sensor Life: 2 years
 Protection Grade: IP65
 Weight: 300g (with battery)
 Dimensions: 140mm×73mm×32mm (L × W × H)
 Charging time: 4h-6h Standby time, Continuous use for more than 10 hours at full charge
 Indication mode: LCD display real-time data and system status, lighting, vibration and live voice recording (Chinese and English) tips

 Applicable Occasions and Crowds:
 Robust for industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry, and many others who need personal protective equipment

 100% customer satisfaction. 100% QA by real sensor and gas detector engineer

 Packing list:
 1 * Detector
 1 * User manual
 1 * USB cable
 1 * plug
 1* Standard gas hood
 100% KEEP YOU SAFE – Our 4 Gas Detector comes FACTORY CALIBRATED, Open and use directly. It has super high sensitivity, excellent repeatability, accurate measurement, and quicker response time(<30S). This portable gas detector can be work continually over 10 hours, so that it can keep you safe the entire time in your working place.
THREE ALARM METHONDS – This gas detector you can use it directly, If you want to detect gases, you only need to turn on it, The 4 in 1 gas detector has adjustable audio, visual, and vibration alarms alert when preset levels are reachedvibration alarms alert when preset levels are reached. Can accurately measure the gas concentration with easy-to-read number shown on the display.
HIGH SENSITIVE AND ACCURATE MEASUREMENT – Our portable multi gas detector is made of high strength ABS, Waterproof, dust-proof and explosion-proof, Detection error better than ≤±5% F.S. and response time: T<30s. It has Zero and Span calibration options. LCD screen can display real time gas concentration value. 1800mAh rechargeable lithium battery can for long continuous working.(10 hours)
EASY CARRY AROUND & WIDE APPLICATION – This gas monitor with compact size and unique clip design, Convenient for user to carry around, can widely used in petroleum, chemical industry, matallurgy, refining, medicine, agricultrue, fire prevention, effectively predicting and alarming the concentration of dangerous gases and alarm so as to ensure the safety of the environment.
100% SATISFACTION GUARANTEED – If you have any issues or are not satisfied with our multi gas detector, please contact with us by email, we will give you well-done solution, REFUND or REPLACE a new one within 60 Days. Our 24 hours on-line customer services can help to answer any question about this gas detector any time. GEALDEN Black

neg:
MULTIGAS Detector Analyzer + PUMP with Probe | USA NIST Calibration | 4 Gas Monitor | Computer Data Logging | USB Recharge | A professional MULTI-GAS detector + PUMP by FORENSICS with all advanced specifications. USA NIST Calibration. Pump allows for point probe sampling or continuous sampling. 32-bit microprocessor with Color LCD and graphing capability. For industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry. Product comes with the Multi-Gas Detector, English Manual, Computer USB data cable, Charger, Calibration Cover and nut to secure + Pump, stainless probe & tubing. Comes FACTORY CALIBRATED. Open the box, turn ON and GO. Detector Specs: Combustible gas (LEL) 0-100% with 1% resolution. Oxygen (O2) 0-30% with 0.1% resolution. Carbon Monoxide (CO) 0-999 with 1ppm resolution. Hydrogen Sulfide (H2S) 0-100ppm with 1ppm resolution. Comes factory calibrated. Accuracy: ≤±5% F.S. Response Time: ≤30s. Working environment: -20℃～50℃, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Explosion-proof grade: Ex ib IIB T3 Gb. Protection Grade: IP65. Weight: 400g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). Handheld pump has a gas input is taken from a stainless probe (8.6 inch length). Gas output is a male 3.2mm tube connector which connects to standard aquarium clear tubing with diameter 3/16". Pump has a rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows temperature detection, time, date and backlight high resolution LCD are included. Power load indicator of pump resistance is also clearly shown so user has insight into the pump load. Ideal for point sampling of toxic gas or remote sampling (can operate up to 50 feet). PUMP Specs: Temperature: -10℃～60℃. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Dimensions: 65x30x225 mm. 🎆 DETECTOR + PUMP. Confined Space Monitor. USA NIST Calibration. Turn ON and GO.
🌈 COLOR DISPLAY: Color screen and Graph functions allows for easy and intuitive operation.
📲 DATA LOG: USB computer data logging. Stores 500 alarm records.
💪 STRONG: Robust design made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof exceeding Exib IIB T3 Gb.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed ** FORENSICS DETECTORS FD

neg:
Testo - 0563 3110 01 310 Residential Combustion Analyzer Kit with Printer Wireless printer with integrated magnets for professional jobsite documentation
All the measurements you need, including draft and pressure
Fast 30-second startup so you can get testing quickly
Country of origin: Germany Testo

neg:
BW Technologies XT-XWHM-Y-NA GasAlertMax XT II 4-Gas Detector with Pump, Combustible, O2, H2S and CO, Yellow Four-gas detector for surveying levels of H2S, oxygen (O2), carbon monoxide (CO), and combustibles in natural and industrial environments, and in other personal safety, training, research, and ambient air monitoring applications
Electrochemical cell sensor measures H2S and carbon monoxide levels in ppm, capillary-pore fuel cell measures oxygen in percent by volume, and catalytic bead combustible sensor measures explosive gases in percent LEL
Audio, visual, and vibration alarms alert simultaneously when ambient H2S, oxygen, carbon monoxide, and combustible gases reach preset low, high, TWA, or STEL levels
LCD screen shows up to four ambient gas concentrations, battery level, alarm condition, and the status of calibration, bump, and sensor self-tests
Integrated diaphragm pump allows for localized sampling of the atmosphere for more precise readings than those generated through diffusion BW Technologies Yellow

neg:
Siglent SDS1104X-E 100Mhz digital oscilloscope 4 channels standard decoder 100Mhz, 4 channels, 1Gsa/use, 1Mpts fft
Standard decoder: iic, spi, uart/Rs232, can, lin
16 digital channels (mso) (four channel series only, option)
USB AWG module(four channel series only, option)
USB WIFI adapter(four channel series only, option) Siglent Grey

neg:
Siglent Technologies SDS1202X-E 200 mhz Digital Oscilloscope 2 Channels, Grey Country of origin : China
Real-time sampling rate up to 1 gsa/use
IRecord length up to 14 Mpts
Standard serial bus triggering and decode, supports iic, spi, uart, Rs232, can, and lin Siglent Technologies Grey

neg:
BW Technologies MC2-XWHM-Y-NA GasAlertMicroClip XT Four-Gas Detector, O2/CO/H2S/LEL Country Of Origin: Mexico
Model Number: MCXL-XWHM-Y-NA
Item Package Dimension: 7.5" L x 5.0" W x 3.0" H
Item Package Weight: 1.4 lb BW Technologies

neg:
HYDROGEN Gas Detector, Meter & Analyzer by FORENSICS | USA NIST Calibration & Certificate | Dust & Explosion Proof | USB Recharge | Sound, Light and Vibration Alarms | 0-1000 ppm | The Professional H2 gas detector and meter by FORENSICS. Detect hydrogen gas for hydrogen vehicles, hydrogen fuel cells, hydrogen storage tanks or H2 gas in a laboratory setting. Hydrogen is a colorless, odorless, and tasteless gas which makes it very important to adopt detection instrumentation for sensing. It is the lightest gas and is explosive in air at concentrations greater than about 4%. In contact with chlorine, oxygen, or other oxidizers, hydrogen is flammable and explosive and burns with a nearly invisible flame. The FORENSICS H2 gas detector is very high precision for very accurate measurements and robust for field work, inspections, occupational safety, industrial and environmental. USA NIST Calibration. Detection range of H2 is 0-1000ppm within 30 seconds with error less than +/- 5% full scale. Comes factory calibrated. The detector has a DC3.7V Li battery 1500mAh that allows up to 24 hours of continuous use. Advanced features such as temperature detection, alarm recording, alarm setting, backlight high resolution LCD, calibration features and others are all included. The Product includes the Gas Detector, English Manual, USB cable, Charger and Calibration Cover. 100% customer satisfaction guaranteed. Product quality checked and verified in California, USA. H2 detection: 0-1000ppm with 1ppm resolution. Accuracy: ≤±5% F.S. Response time: T<30s. Indication: LCD indicates the time, concentration, temp, battery state. Indication of alarm, fault and low voltage with LED, sound, vibration. Operating temperature: 0-122F. Humidity: <95%RH non-condensing. Operating voltage: DC3.7V Li battery 1500mAh. Working time: >24hours. Charging time: 4h. Sensor life: 2-3 years. Protection category: IP65. Weight: about 130g (including battery). 100% customer satisfaction. 100% QA by real sensor and gas detector engineers. 100% product test and verification in California, USA! 100% quality guaranteed. 🔋ACCURACY: Hydrogen (H2) gas detector, 0-1000ppm with 1ppm resolution. USA NIST Calibration. Turn ON and GO.
⚛ DETECT: Electrochemical cell sensor with error ≤±5% F.S. and response time: T<30s. Zero and span calibration options. Comes factory calibrated.
🎆 ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging.
💪 STRONG: Shock proof, water proof, dust proof and explosion proof with belt clip. Rechargeable Li-Ion Battery 1500mAh via micro-USB cable, comes with all accessories.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed ** FORENSICS DETECTORS FD


query: 5 gas analyzer

doc:
Bacharach Fyrite Intech Combustion Analyzer; O2/CO, Reporting Kit Easy-to-read, high-contrast LCD display with backlighting
Low-cost combustion analyzer
Internal data storage of 10 complete records
Rugged, reliable, long-running performance in a light, handheld unit
“Plug-n-play” B-Smart pre-calibrated sensors enable simple in-field replacement, reducing instrument down-time and providing low cost of ownership Bacharach

neg:
Basic Combustion Analyzer by Forensics | Flue Gas Analyzer | CO and O2 Sensor | COAF & EA | Water Trap, Particle and NOx Filters | USB Recharge | USA NIST Calibration | A basic and affordable Residential Combustion Analyzer + Handheld Pump with high quality O2 and CO sensors. We developed this unit for HVAC professionals, contractors or maintenance engineers for residential boilers, heaters or furnaces. The display screen shows CO, O2, COAF (CO air-free) and EA (Excess Air %). The detector can also be used as a ambient detector for general air quality measurements or can be plugged up to the hand pump to function as spot detector or Combustion and Flue Gas Analyzer. Please note, this analyzer does NOT detect flue temperature nor calculate combustion efficiency. Simple large LCD and with backlight. Product comes with Aluminum hard case, Analyzer containing CO and O2 sensors with a strong niobium magnets for mounting on appliances while testing, Electronic Pump with Stainless Probe, Hose assembly with 3 feet of high temp silicone tubing, Water trap, particle and NOx filters with sensor cap, Screw to mount sensor cap to the Analyzer, USB Charging cable, USB Charger, Calibration Certificate, Clear English Manual & Instructions. USA NIST Calibration. ANALYZER SPEC: The detector incorporates electrochemical sensor with Oxygen (O2) 0-30% with 0.1% resolution and Carbon Monoxide (CO) 0-999 with 1ppm resolution. Comes factory calibrated. Accuracy: ≤±5% F.S. Response Time: ≤60s. Working environment: 32F～113F, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Recommended calibration period: Every 6 months. Explosion-proof grade: ATEX certified Ex ib IIa T4. Protection Grade: IP65. Weight: 230g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). PUMP SPECIFICATIONS: Rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows ambient temperature, time, date and backlight high resolution LCD is included. Temperature: 32F～140F. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Size: 65x30x225mm. ⚛ RESIDENTIAL: Perfect for residential combustion analysis and ambient air quality analysis or probe sampling / continuous sampling in confined or toxic spaces. USA NIST Calibration.
🌇 ACCESORIES: Comes with a quality water trap, particle filter and NOx filter to reduce cross sensitivity errors.
🔬 SENSORS: High quality sensors with Oxygen (O2) and Carbon Monoxide (CO). Calculates COAF (CO air free) and excess air (EA) for combustion analysis. Comes factory calibrated. Detection error better than ≤±5% F.S. and response time: T<60s. Zero and span calibration options for user full control.
💪 STRONG: Robust design with ABS and Anti-slip grip rubber. Comes with strong magnet for appliance mounting. Waterproof, dust-proof and explosion-proof. ATEX certified Ex ib IIa T4.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **. USA Customer support by FORENSICS with engineer email response rate less than 12 hours and calibration services also offered in the USA. FORENSICS DETECTORS FD yellow

neg:
Basic MULTIGAS + Pump Analyzer, Detector, Meter by Forensics | 4 Gas Monitor | USB Recharge | Sound, Light & Vibration Alarms | USA NIST Calibration | A basic multigas detector + PUMP setup for easy use industrial applications by FORENSICS. The pump allows for point probe sampling or continuous sampling if one does not wish to enter the toxic environment or requires continuous controlled sampling. Simple LCD, large and with backlight. Product comes with the Multi-Gas Detector, English Manual, Computer USB recharge cable, Charger, Calibration Cover, metal belt clip and nut to secure cap. 100% customer satisfaction. Comes FACTORY CALIBRATED. Open the box, turn ON and GO. Combustible gas (LEL) 0-100% with 1% resolution. Oxygen (O2) 0-30% with 0.1% resolution. Carbon Monoxide (CO) 0-999 with 1ppm resolution. Hydrogen Sulfide (H2S) 0-100ppm with 1ppm resolution. Accuracy: ≤±5% F.S. Response Time: ≤30s. Working environment: -20℃～50℃, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Explosion-proof grade: Ex ia IIC T4. Protection Grade: IP65. Weight: 230g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). Gas output is a male 3.2mm tube connector which connects to standard aquarium clear tubing with diameter 3/16". Pump has a rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows temperature detection, time, date and backlight high resolution LCD are included. Power load indicator of pump resistance is also clearly shown so user has insight into the pump load. Ideal for point sampling of toxic gas or remote sampling (can operate up to 50 feet). PUMP Specs: Temperature: -10℃～60℃. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Dimensions: 65x30x225 mm. 100% customer satisfaction. 100% QA by real sensor and gas detector engineers. 100% product test and verification in California, USA. 100% quality guaranteed. Arrives with calibration and QA certificate. USA NIST Calibration. ⚛ POINT SAMPLING: Perfect for point probe sampling or continuous sampling in confined or toxic spaces. DC Pump flow rate 0.5LPM with USB recharge. Comes FACTORY CALIBRATED. Turn ON and GO.
🌇 DETECT: High quality sensors Made in the UK. Oxygen (O2), Carbon Monoxide (CO), Hydrogen Sulfide (H2S) and Combustibles (LEL). USA NIST Calibration.
🎆 ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging.
💪 STRONG: Robust design made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof exceeding Exib IIB T3 Gb.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed **. USA Customer support with engineer email response rate less than 6 hours. FORENSICS DETECTORS FD

neg:
XLA Alert Portable Gas Detector, Gas Clip 4 Gas Monitor Meter Tester Analyzer, Rechargeable LCD Display Sound Light Shock Air Quality Tester, 2 Year Detector… Dear friend, Welcome to XLA Air Gas Detector
 This 4-in-1 detector is definitely the right choice to protect you and your family's health and property.
XLA Air is a business company specializing in the development, production of gas detectors, All of our products are in high quality but very competitive price. Thank you for visiting!

 Our multi-gas detector used advanced integrated circuit technology, embedded microcomputer control, high quality imported gas sensor, excellent sensitivity and excellent repeatability

 Applicable Occasions and Crowds:
 Robust for industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry, and many others who need personal protective equipment

 Gas type Range Low alarm point High alarm point Resolution:
 LEL: 0-100% with 1% resolution
 O2: 0-30% with 0.1% resolution
 CO: 0-1000 with 1ppm resolution
 H2S: 0-100ppm with 1ppm resolution

 Product Parameters:
 Comes Factory Calibrated
 Display Error: ≤±5% FS
 Response Time: <30s
 Working Environment: -20℃～50℃, ＜95%RH (no dew)
 Power Source: DC3.7V Li-on battery, 1800mAh
 Protection level: Ip65
 Gas Sensor Life: 2 years
 Protection Grade: IP65
 Weight: 230g (with battery)
 Dimensions: 140mm×73mm×32mm (L × W × H)
 Weight: 215g
 Charging time: 4h-6h Standby time, Continuous use for more than 10 hours at full charge
 Indication mode: LCD display real-time data and system status, lighting, vibration and live voice recording (Chinese and English) tips

 100% customer satisfaction. 100% QA by real sensor and gas detector engineer
 High Sensitive and Accurate Measurement -- Handheld 4 gas detector with high quality imported gas sensor, excellent sensitivity and excellent repeatability, Comes FACTORY CALIBRATED. Open and use directly
Three Alarm Methods -- The portable voice type four-in-one gas detector Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging
Easy Carrying Around -- High density big digital LCD screen display real time gas concentation value; compact size and unique clip design, it is convenient for user to carry around, Chinese and English operation interface
Higher Quality Lower Error -- Made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof, Detection error better than ≤±5% F.S. and response time: T<30s. Zero and span calibration options
100% Satisfied Warranty -- If you have any issues or are not satisfied with our multi gas detector, please contact with us by email, we will give you well-done solution, Return or replace a new one within 90 days XLA Alert Orange

neg:
4 Gas Monitor Multi Gas Detector Sound Light Shock 4 Gas Meter Tester Analyzer Rechargeable Portable Gas Detector - 2 Years Detector Dear friend, Welcome to GEALDEN, Our Handheld Multi Gas Monitor is definitely the right choice to protect you and your family's health and property

 GEALDEN is a business company specializing in the development, production of gas detectors, All of our products are in high quality but very competitive price!

 Our multi-gas detector used advanced integrated circuit technology, embedded microcomputer control, high quality imported gas sensor, It has excellent sensitivity and excellent repeatability

 Product Parameters:
 Comes Factory Calibrated
 Display Error: ≤±5% FS
 Response Time: <30s
 Working Environment: -20℃～50℃, ＜95%RH (no dew)
 Power Source: DC3.7V Li-on battery, 1800mAh
 Protection level: Ip65
 Gas Sensor Life: 2 years
 Protection Grade: IP65
 Weight: 300g (with battery)
 Dimensions: 140mm×73mm×32mm (L × W × H)
 Charging time: 4h-6h Standby time, Continuous use for more than 10 hours at full charge
 Indication mode: LCD display real-time data and system status, lighting, vibration and live voice recording (Chinese and English) tips

 Applicable Occasions and Crowds:
 Robust for industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry, and many others who need personal protective equipment

 100% customer satisfaction. 100% QA by real sensor and gas detector engineer

 Packing list:
 1 * Detector
 1 * User manual
 1 * USB cable
 1 * plug
 1* Standard gas hood
 100% KEEP YOU SAFE – Our 4 Gas Detector comes FACTORY CALIBRATED, Open and use directly. It has super high sensitivity, excellent repeatability, accurate measurement, and quicker response time(<30S). This portable gas detector can be work continually over 10 hours, so that it can keep you safe the entire time in your working place.
THREE ALARM METHONDS – This gas detector you can use it directly, If you want to detect gases, you only need to turn on it, The 4 in 1 gas detector has adjustable audio, visual, and vibration alarms alert when preset levels are reachedvibration alarms alert when preset levels are reached. Can accurately measure the gas concentration with easy-to-read number shown on the display.
HIGH SENSITIVE AND ACCURATE MEASUREMENT – Our portable multi gas detector is made of high strength ABS, Waterproof, dust-proof and explosion-proof, Detection error better than ≤±5% F.S. and response time: T<30s. It has Zero and Span calibration options. LCD screen can display real time gas concentration value. 1800mAh rechargeable lithium battery can for long continuous working.(10 hours)
EASY CARRY AROUND & WIDE APPLICATION – This gas monitor with compact size and unique clip design, Convenient for user to carry around, can widely used in petroleum, chemical industry, matallurgy, refining, medicine, agricultrue, fire prevention, effectively predicting and alarming the concentration of dangerous gases and alarm so as to ensure the safety of the environment.
100% SATISFACTION GUARANTEED – If you have any issues or are not satisfied with our multi gas detector, please contact with us by email, we will give you well-done solution, REFUND or REPLACE a new one within 60 Days. Our 24 hours on-line customer services can help to answer any question about this gas detector any time. GEALDEN Black

neg:
MULTIGAS Detector Analyzer + PUMP with Probe | USA NIST Calibration | 4 Gas Monitor | Computer Data Logging | USB Recharge | A professional MULTI-GAS detector + PUMP by FORENSICS with all advanced specifications. USA NIST Calibration. Pump allows for point probe sampling or continuous sampling. 32-bit microprocessor with Color LCD and graphing capability. For industrial use for utility workers, refinery workers, firefighters, maintenance engineers, those who spend time in sewers and waterworks, underground storage tanks, oil rigs, in tanks and silos in the maritime industry. Product comes with the Multi-Gas Detector, English Manual, Computer USB data cable, Charger, Calibration Cover and nut to secure + Pump, stainless probe & tubing. Comes FACTORY CALIBRATED. Open the box, turn ON and GO. Detector Specs: Combustible gas (LEL) 0-100% with 1% resolution. Oxygen (O2) 0-30% with 0.1% resolution. Carbon Monoxide (CO) 0-999 with 1ppm resolution. Hydrogen Sulfide (H2S) 0-100ppm with 1ppm resolution. Comes factory calibrated. Accuracy: ≤±5% F.S. Response Time: ≤30s. Working environment: -20℃～50℃, ＜95%RH (no dew). Power Source: DC3.7V Li-on battery, 2000mAh. Gas Sensor Life: 2-3 years. Explosion-proof grade: Ex ib IIB T3 Gb. Protection Grade: IP65. Weight: 400g (with battery). Dimensions: 130mm×67mm×30mm (L × W × H). Handheld pump has a gas input is taken from a stainless probe (8.6 inch length). Gas output is a male 3.2mm tube connector which connects to standard aquarium clear tubing with diameter 3/16". Pump has a rechargeable DC3.0V Li battery 1800mAh charged via USB connector. Pump LCD shows temperature detection, time, date and backlight high resolution LCD are included. Power load indicator of pump resistance is also clearly shown so user has insight into the pump load. Ideal for point sampling of toxic gas or remote sampling (can operate up to 50 feet). PUMP Specs: Temperature: -10℃～60℃. Humidity: <95%RH non-condensing. Voltage: DC3.0V Li battery 1800mAh. Flow rate: 0.5 LPM. Noise: <60dB. Weight: 140g (with battery). Dimensions: 65x30x225 mm. 🎆 DETECTOR + PUMP. Confined Space Monitor. USA NIST Calibration. Turn ON and GO.
🌈 COLOR DISPLAY: Color screen and Graph functions allows for easy and intuitive operation.
📲 DATA LOG: USB computer data logging. Stores 500 alarm records.
💪 STRONG: Robust design made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof exceeding Exib IIB T3 Gb.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed ** FORENSICS DETECTORS FD

neg:
Testo - 0563 3110 01 310 Residential Combustion Analyzer Kit with Printer Wireless printer with integrated magnets for professional jobsite documentation
All the measurements you need, including draft and pressure
Fast 30-second startup so you can get testing quickly
Country of origin: Germany Testo

neg:
BW Technologies XT-XWHM-Y-NA GasAlertMax XT II 4-Gas Detector with Pump, Combustible, O2, H2S and CO, Yellow Four-gas detector for surveying levels of H2S, oxygen (O2), carbon monoxide (CO), and combustibles in natural and industrial environments, and in other personal safety, training, research, and ambient air monitoring applications
Electrochemical cell sensor measures H2S and carbon monoxide levels in ppm, capillary-pore fuel cell measures oxygen in percent by volume, and catalytic bead combustible sensor measures explosive gases in percent LEL
Audio, visual, and vibration alarms alert simultaneously when ambient H2S, oxygen, carbon monoxide, and combustible gases reach preset low, high, TWA, or STEL levels
LCD screen shows up to four ambient gas concentrations, battery level, alarm condition, and the status of calibration, bump, and sensor self-tests
Integrated diaphragm pump allows for localized sampling of the atmosphere for more precise readings than those generated through diffusion BW Technologies Yellow

neg:
Siglent SDS1104X-E 100Mhz digital oscilloscope 4 channels standard decoder 100Mhz, 4 channels, 1Gsa/use, 1Mpts fft
Standard decoder: iic, spi, uart/Rs232, can, lin
16 digital channels (mso) (four channel series only, option)
USB AWG module(four channel series only, option)
USB WIFI adapter(four channel series only, option) Siglent Grey

neg:
Siglent Technologies SDS1202X-E 200 mhz Digital Oscilloscope 2 Channels, Grey Country of origin : China
Real-time sampling rate up to 1 gsa/use
IRecord length up to 14 Mpts
Standard serial bus triggering and decode, supports iic, spi, uart, Rs232, can, and lin Siglent Technologies Grey

neg:
BW Technologies MC2-XWHM-Y-NA GasAlertMicroClip XT Four-Gas Detector, O2/CO/H2S/LEL Country Of Origin: Mexico
Model Number: MCXL-XWHM-Y-NA
Item Package Dimension: 7.5" L x 5.0" W x 3.0" H
Item Package Weight: 1.4 lb BW Technologies

neg:
HYDROGEN Gas Detector, Meter & Analyzer by FORENSICS | USA NIST Calibration & Certificate | Dust & Explosion Proof | USB Recharge | Sound, Light and Vibration Alarms | 0-1000 ppm | The Professional H2 gas detector and meter by FORENSICS. Detect hydrogen gas for hydrogen vehicles, hydrogen fuel cells, hydrogen storage tanks or H2 gas in a laboratory setting. Hydrogen is a colorless, odorless, and tasteless gas which makes it very important to adopt detection instrumentation for sensing. It is the lightest gas and is explosive in air at concentrations greater than about 4%. In contact with chlorine, oxygen, or other oxidizers, hydrogen is flammable and explosive and burns with a nearly invisible flame. The FORENSICS H2 gas detector is very high precision for very accurate measurements and robust for field work, inspections, occupational safety, industrial and environmental. USA NIST Calibration. Detection range of H2 is 0-1000ppm within 30 seconds with error less than +/- 5% full scale. Comes factory calibrated. The detector has a DC3.7V Li battery 1500mAh that allows up to 24 hours of continuous use. Advanced features such as temperature detection, alarm recording, alarm setting, backlight high resolution LCD, calibration features and others are all included. The Product includes the Gas Detector, English Manual, USB cable, Charger and Calibration Cover. 100% customer satisfaction guaranteed. Product quality checked and verified in California, USA. H2 detection: 0-1000ppm with 1ppm resolution. Accuracy: ≤±5% F.S. Response time: T<30s. Indication: LCD indicates the time, concentration, temp, battery state. Indication of alarm, fault and low voltage with LED, sound, vibration. Operating temperature: 0-122F. Humidity: <95%RH non-condensing. Operating voltage: DC3.7V Li battery 1500mAh. Working time: >24hours. Charging time: 4h. Sensor life: 2-3 years. Protection category: IP65. Weight: about 130g (including battery). 100% customer satisfaction. 100% QA by real sensor and gas detector engineers. 100% product test and verification in California, USA! 100% quality guaranteed. 🔋ACCURACY: Hydrogen (H2) gas detector, 0-1000ppm with 1ppm resolution. USA NIST Calibration. Turn ON and GO.
⚛ DETECT: Electrochemical cell sensor with error ≤±5% F.S. and response time: T<30s. Zero and span calibration options. Comes factory calibrated.
🎆 ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging.
💪 STRONG: Shock proof, water proof, dust proof and explosion proof with belt clip. Rechargeable Li-Ion Battery 1500mAh via micro-USB cable, comes with all accessories.
🕵 TRUST: ** 1 year limited warranty ** Arrives with calibration and QA certificate ** 100% product test and verification in the USA ** 100% quality guaranteed ** FORENSICS DETECTORS FD