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Department

Test Instruments & Tools Environmental Measurement Instruments

Gas Detectors

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130results

Gas Detectors

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27 Quick view
3 Packs Smoke and Carbon Monoxide Detector 2 In 1 CO and Smoke Detectors LCD Display Smart Detector

US$59.35
US$43.67

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SKU:H48659-3
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43 Quick view
Handheld Ammonia Gas Detector 0~100 PPM Digital NH³ Gas Tester with LCD Display Temperature(℉/℃) Humidity Ammonia Gas Monitor for Poultry Farm

US$193.75
US$111.99

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SKU:E26290
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5-in-1 Indoor Air Quality Monitor Portable Detector Accurate CO2 TVOC HCHO Temperature & Humidity Air Quality Tester for Home Office School Hotel Car

US$22.39

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SKU:E26373B
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62 Quick view
Handheld Digital Oxygen Detector USB Rechargeable Automotive O2 Sensor Tester Monitor LCD Display Adjustable Alarm Auto Power Off Oxygen Meter for Car Tunnel Laboratory and Industry

US$174.71
US$67.19

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SKU:E12982
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35 Quick view
Tuya Zigbee Intelligent Wireless Smoke Detection Device 360 ° Induction Home Smoke Alert Detector Sound Light Alarm and Short Messaging Notification Low Battery Alert Mobilephone APP One-click Silencing

US$27.99
US$18.47

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SKU:E22687
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35 Quick view
Smoke and Carbon Monoxide Detector Combo with Sound Warning and LCD Display Battery Powered CO Smoke Alarm Detector for Kitchen Bathroom Bedroom Coal Stove 3 Packs - 2 AA Battery Not Included

US$73.91
US$48.15

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SKU:H47622W-2
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42 Quick view
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$155.67
US$90.71

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SKU:E6430C-EU
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1 Pack WiFi Natural Gas Leak Detector for Home Gas Alarm and Monitor with LCD Display Screen Real Time APP Push Notification Drilling/No drilling Installation for Biogas Butane Methane Coal Gas Detection

US$32.47

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SKU:HS7871
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30 Quick view
ANENG GN805 Combustible Gas Leak Detector 50~1000PPM Sound Alarm Gas-sensitive Semi-conduct Analyzer LCD Backight Environmental Tester Tools

US$19.03
US$13.43

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SKU:E26263
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39 Quick view
Carbon Monoxide Detector Electrochemical Sensor Carbonic Oxide Detector Digital Display Sound and Light Alarm LED Indicator Light Functions

US$30.23
US$18.57

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SKU:E26258EU
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35 Quick view
9 in 1 Air Quality Monitor CO2 Detector CO TVOC HCHO PM2.5 PM1.0 PM10 Temperature Humidity Detection

US$51.51
US$33.59

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SKU:E23638W
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51 Quick view
SMART SENSOR Ammonia Detector Ammonia Gas Meter Digital Portable Automotive Ammonia Gas Tester Monitor NH3 Detector

US$331.51
US$165.52

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SKU:E5623
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40 Quick view
Gas Leak Detector WiFi Home Gas Alarm Tuya APP Monitor Mini Gas Detector for Home Kitchen Bathrooms Warehouses Color LCD Screen Kitchen Natural Propane Gas Detector

US$38.07
US$23.05

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SKU:HS6968
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41 Quick view
SMART SENSOR Oxygen Gas Detector Digital Portable Handheld O₂ Gas Tester Rechargeable Precision Oxygen Meter O₂ Concentration Measurement Tester Device for Climbing Tunnel Laboratory and Industry

US$197.11
US$117.47

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SKU:E25423
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44 Quick view
Aqara Smart Natural Gas Detector Zigbee Gas Leak Alarm Sensor

US$82.87
US$47.03

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SKU:PAA5028
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30 Quick view
HABOTEST Portable Gas Analyzer HT601B Household Gas Leak Detector Gases Detector PPM Meter Methane Concentration Alarm Instrument

US$88.47
US$62.71

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SKU:E19539-1
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31 Quick view
Tuya ZigBee Intelligent Air Quality Monitor 5-in-1 Air Housekeeper HCHO/CO2/VOC/Temperature/Humidity Detector Support Remote APP Control Alarm Function Compatible with Alexa Google Home for Home Office

US$33.59
US$23.51

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SKU:E25352-1
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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$26.87
US$16.79

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SKU:E26107
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45 Quick view
O3 Ozone Detector Analyzer Portable Outdoor Indoor Air Quality Meter Multifunctional Air Quality Monitor Temperature Humidity Gauge with Full Color LCD Screen Adjustable Alarm Threshold

US$189.27
US$104.15

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SKU:E26289
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34 Quick view
2 Packs Carbon Monoxide Detectors Portable CO Alarm Detector Monitor with LCD Digital Display Sound and Light Alarm for House Kitchen Restaurant Hotel Office Battery Operated -Batteries NOT Included

US$33.59
US$22.39

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SKU:H48658-2
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Portable Air Quality Monitor Indoor CO2 Detector 5 in 1 Formaldehyde HCHO TVOC Tester LCD Temperature Humidity Tester Rechargeable CO2 Alarm Meter for Room Office Greenhouse Warehouse

US$52.17

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(4)

SKU:E20307B
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48 Quick view
Tuya Wifi Portable Air Quality Meter 8in1 PM1.0 PM2.5 PM10 CO2 TVOC HCHO Temperature and Humidity Tester LCD Color Screen Carbon Dioxide Detector with Time and Date Display Function

US$89.59
US$47.25

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SKU:E23883
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Handheld Portable Air Quality Detector 9 In 1 Temperature Humidity PM2.5 PM10 HCHO TVOC CO CO2 AQI Multifunctional Air Quality Detector LCD Color Display with Backlight

US$63.83

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(1)

SKU:E21492B
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35 Quick view
9 in 1 BT Air Quality Monitor CO2 Meter Carbon Dioxide Detector Time/Date CO2 TVOC HCHO PM2.5 PM1.0 PM10 Temperature Humidity Detection Support APP Control with Alarm Function for Home Office Car

US$49.27
US$32.47

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SKU:E22891B
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Portable Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor

US$36.95

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(3)

SKU:E17655B
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45 Quick view
WiFi Smart CO2 Detector Portable Air Quality Monitor CO2 Alarm Meter LCD Temperature Humidity Tester Multifunctional CO2 Temp. & Humidity Detecting Gauge Carbon Dioxide Detection Intelligent Linkage Mobile Phone APP Remotes Viewing

US$78.39
US$43.67

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SKU:E22910
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33 Quick view
WiFi Smart Thermostat 5+2 Programmable Energy Saving 3A Water Heating Tuya Voice Control Thermostat LCD Display Smart Temperature Controller Digital Thermostat with Child Lock Function Compatible with Alexa and Google Assistant for Office / Home

US$48.15
US$32.35

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SKU:H47504W-GALW
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HABOTEST Portable Gas Leak Detector Alarm Combustible Gas Detector with Audible and Visual Alarm for All Types of Flammable Gases Propane Methane Natural Gas

US$24.35

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SKU:E15242
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39 Quick view
8-in-1 Indoor Air Quality Monitor Portable Air Quality Detector for CO₂/HCHO/TVOC/CO/Temperature/Humidity/External Temperature Probe/Time Air Quality Tester Analyzer for Office School Car

US$99.67
US$61.47

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SKU:E25902
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36 Quick view
Portable Electrochemical Sensor CO Tester 1.1inch LCD Screen Carbon Monoxide Detector with Sound Lihgt Alarm and Low Battery Reminder Function

US$25.75
US$16.67

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SKU:E25168B
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HABOTEST HT66 Mini Gas Detector Household Handheld Combustible Gas Detecting Gauge with Long Probe Gas Leak Monitor Tester PPM Meter Methane Concentration Alarm Instrument

US$30.25

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SKU:E21512
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SMART SENSOR AP388 Gas Detector Portable Gas Leak Detector LPG Natural Gas Coal Gas Detection Sound & LED Alarm Auto Shut-Down for Home Kitchen

US$27.36

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SKU:E19061
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36 Quick view
Air Quality Monitor CO2 Detector 3 in 1 Accurate Tester for CO2 Temperature Humidity NDIR Sensor Carbon Dioxide Meter Concentration Tester with Alarm

US$57.71
US$36.95

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SKU:E19977
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34 Quick view
WiFi 11-in-1 Air Quality Monitor Indoor Humidity Monitor AQI/CO/CO₂/TVOC/HCHO/PM2.5/PM1.0/PM10/Temperature/Humidity/Time Tester Desktop Air Quality Tester Air Quality Meters for Home Office Hotel Restaurant School

US$145.59
US$96.31

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SKU:E26182W
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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$30.23
US$20.03

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SKU:E24705B
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45 Quick view
3 in 1 Carbon Dioxide Detector Air Analyzer for CO2

US$51.6
US$28.69

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(1)

SKU:H41016B
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44 Quick view
Tuya Wifi Gases Leakage Detection Device Live Voice Prompt APP Remote Alarm with Concentration Display USB Power Supplys High Decible Alarm

US$33.59
US$19.03

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SKU:E23479
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30 Quick view
Tuya WiFi Intelligent Air Housekeeper 6-in-1 Air Quality Monitor PM2.5/Formaldehyde/TVOC/CO2/Temperature/Humidity Detector for Home Office

US$54.31
US$38.07

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(2)

SKU:E20649
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38 Quick view
SMART SENSOR Handheld Ammonia Gas Detector Digital NH³ Gas Tester 0-100PPM Ammonia Gas Meter with Large LCD Display

US$234.07
US$145.59

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(0)

SKU:E26132
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30 Quick view
Tuya WiFi CO Combustible Gases Leak Detector Portable Carbon Monoxide Gases Leakage Tester Multifunctional Gases Concentration Tester

US$38.07
US$26.75

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(0)

SKU:E25788-W
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