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Department

Test Instruments & Tools Environmental Measurement Instruments

Gas Detectors

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Gas Detectors

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Multifunctional Air Quality Tester CO2 TVOC Meter Temperature Humidity Measuring Device

US$55.76

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(1)

SKU:E18147
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39 Quick view
Electrochemical Sensor Carbon Monoxide Gases Leakage Detector Unit 3-digit LCD Display Sound and Light Alarm LED Indicator Lights with Fault Self-Test Low Battery Reminder Memory Functions

US$24.14
US$14.81

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SKU:E25945
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39 Quick view
13 in 1 Tuya WIFI Intelligent Air Quality Monitor Indoor CO2 Detector

US$57.49
US$35.64

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SKU:LME00037B
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37 Quick view
Handheld Digital Oxygen Detector Air Oxygen Concentration Alarm Value USB Rechargeable Portable O₂ Content Tester 2.8-inch TFT Full Color LCD Screen Oxygen Meter with Temperature and Humidity for Car Home Office School Hospital

US$144.89
US$91.99

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SKU:E25242GY
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41 Quick view
Combustible Gas Detector Gas Leak Tester Intelligent Air Quality Detector with Sound Alarm

US$34.49
US$20.69

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SKU:E23078-1
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30 Quick view
8 in 1 Air Quality Monitor CO2 Meter Carbon Dioxide Detector CO2 TVOC HCHO PM2.5 PM1.0 PM10 Temperature Humidity Detection with Alarm Function for Home Office Car

US$39.09
US$27.59

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SKU:LME00013B
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33 Quick view
2 Packs Carbon Monoxide Detectors Battery Operated CO Alarm Detector Monitor with LCD Digital Display for House Kitchen Restaurant Hotel Office - Batteries NOT Included

US$32.19
US$21.84

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SKU:H47620W-1
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25 Quick view
14-in-1 Indoor Air Quality Monitor Tuya WiFi Air Quality Detector Detects CO₂ CO TVOC HCHO Temperature and Humidity PM2.5 PM1.0 PM10 2.8inch TFT Color Display Support Cellphone APP Control with Time Date Alarm Timer and Stopwatch Timer Function

US$65.54
US$49.44

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(1)

SKU:E25113B
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34 Quick view
Portable Air Quality Meter 3in1 CO Temperature and Humidity Tester Color Screen Carbon Monoxide Detector with Voice Alarm and Electric Quantity Display Function

US$31.04
US$20.56

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SKU:E24705BL
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38 Quick view
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable Combustible Gases Concentration Test Meter Gases Sniffer Test with Sound Light Alarm Function

US$27.59
US$17.24

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SKU:E26107
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BRJ-502D Plug-in Digital Natural Gas Detector High Sensitive Home Gas Alarm Combustible Gas Leak Monitor for Home Kitchen

US$34.49

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SKU:E21380-EU
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38 Quick view
Tuya Wifi Portable Electrochemical Sensor CO Tester LCD Screen Carbon Monoxide Detector with Sound Lihgt Alarm and Low Battery Reminder Function

US$34.49
US$21.71

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SKU:E25222
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17 Quick view
CO2 Monitor & Controller CO2 Concentration Tester Controller 0~9999ppm Measuring Range with Human & Plant Mode High Sensitive Wall-mounted Carbon Dioxide Air Quality Monitor Detection Controller Relay for Cultivation Breeding Greenhouse

US$247.92
US$206.99

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(1)

SKU:E23118EU
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4 in 1 Gas Detector CO Monitor Digital Handheld Toxic Gas Carbon Monoxide Detector Hydrogen Sulfide Gas Tester with LCD Display Sound+ Light Vibration Alarm

US$159.84

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SKU:E6430C-EU
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Portable Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor

US$37.94

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(3)

SKU:E17655W
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32 Quick view
PTH-9E Intelligent WIFI CO CO2 Detector Portable Temperature, Humidity and Air Quality Detector

US$83.94
US$57.49

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SKU:E24076
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36 Quick view
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable Combustible Gases Concentration Analyzer Meter with Sound Light Alarm Function

US$32.76
US$21.25

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(1)

SKU:E24898-1
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Household Air Quality Detector Multifunctional CO2 Tester with Carbon Dioxide TVOC HCHO Value Electricity Quantity Temperature Humidity Display with Alarm Function

US$30.39

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(5)

SKU:E20241W
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46 Quick view
2.4 Inch Digital LCD Display Screen Portable Handheld Infrared Thermal Imager Thermal Imaging Camera Thermometer Measurement Instrument Multipurpose Detection Tool

US$144.89
US$78.76

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SKU:E24706
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52 Quick view
SMART SENSOR 4 in 1 Gas Detector H₂S and CO Monitor Industrial Digital Handheld Toxic Gas Carbon Monoxide Detector

US$252.99
US$121.89

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(11)

SKU:E5806
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Multifunctional Air Quality Tester CO2 TVOC Meter Temperature Humidity Measuring Device

US$52.54

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(2)

SKU:E14028
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58 Quick view
Portable Ozone Analyzer Multifunctional O3 Ozone Meter Air Detector Intelligent Sensor Ozone Meter Air Quality Pollution Monitor

US$194.34
US$82.79

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SKU:E13435
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38 Quick view
Tuya Wifi Smoke Detector Fire Protecting Sound Alarm Sensor Cellphone APP Remote Push Alert with Alarm Cancel Function

US$32.88
US$20.69

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(2)

SKU:E23826
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43 Quick view
3-in-1 Multifunctional Air Quality Detector Temperature Humidity Monitor Indoor/Outdoor O2 Tester

US$144.89
US$83.94

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(0)

SKU:E24560
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42 Quick view
Portable Air Quality Meter4.8Inch Large Screen Carbon Dioxide Detector HCHO/TVOC/CO2/PM2.5/PM10/AQI/C6H6 Temperature and Humidity Tester

US$167.89
US$98.89

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(0)

SKU:E24625
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