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Gas detection equipment

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37%OFF

3 in1 CO2 Detector Digital Temperature Humidity Tester Air Quality Monitor

US$22.99
US$35.99

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(202)

SKU:E17155B-3
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38%OFF

Multi-functional 4 In 1 Gases Detector 2 Inch LCD Display Combustible Gases Detector

US$114.99
US$182.99

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(71)

SKU:E17363EU
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34%OFF

KKmoon CO2 Monitor Carbon Dioxide Tester 2-inch LCD Screen Multifunctional Air Quality Detector

US$26.49
US$39.99

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(41)

SKU:E17178
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44%OFF

KKmoon Carbon Monoxide Detector LCD CO Gas Tester

US$13.49
US$23.99

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(34)

SKU:E17179
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40%OFF

MAYILON Pen Type Portable Gases Detector Combustible Leakage Detecting Tool Audible Alarm Function Methane Propane Gases Leakage Detection Home Safety Detector for All Kinds of Combustible Gases

US$15.69
US$25.86

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(124)

SKU:E16607
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35%OFF

CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor White

US$22.99
US$34.99

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(202)

SKU:E15901-2
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35%OFF

Indoor Portable CO2 Detector Multifunctional Thermohygrometer Home Air Detector Intelligent Air Quality Analyzer Household Air Pollution Monitor

US$47.49
US$71.99

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(87)

SKU:E17121-1
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29%OFF

Carbon Dioxide CO2 Detector Formaldehyde Detector Air Quality Tester

US$14.99
US$20.99

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(72)

SKU:E17020
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30%OFF

WIFI Air Quality Detector 4.3 Inch LCD Display Screen Infrared Carbon Dioxide CO2 Dust PM2.5 PM1.0 PM10 HCHO TVOC Detectors Instrument Compatible with Tuya

US$102.99
US$145.99

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(316)

SKU:E13967
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45%OFF

BR-11A 2.8 Inch TFT Display Screen CO2 Detector Portable Handheld CO2 Meter

US$23.69
US$42.99

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(90)

SKU:E16685GY
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33%OFF

Oxygen Meter Portable Concentration Detector LCD Display and Sound-light Alarm

US$69.99
US$102.99

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(17)
(464)

SKU:E1247
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31%OFF

Portable Gases Analyzer Household Natural Gases Leak Detector HT601A

US$33.99
US$48.99

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(275)

SKU:E16062-A
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38%OFF

Household Infrared Dectction Air Quality Detector Multifunctional C02 Tester LCD Display with Backlight

US$36.49
US$58.67

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(104)

SKU:E16686
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38%OFF

KKmoon Freon Gas Detector Handheld Gas Detecting Apparatus

US$30.19
US$48.38

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(112)

SKU:E16311
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36%OFF

Multifunctional Air Quality Tester CO2 TVOC Meter Temperature Humidity Measuring Device

US$32.29
US$49.99

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(9)
(537)

SKU:E14028
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38%OFF

KKmoon Handheld Combustible Gas Detector with Sound Light Alarm Digital Gas Detection Instrument Gas Leak Tester Gas Analyzer Red

US$23.49
US$37.72

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(201)

SKU:E15891R
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41%OFF

Desktop carbon dioxide air detector Greenhouse co2 monitor tester analyzer gas analyzer ppm meter Japan Germany Spain

US$80.99
US$136.99

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(130)

SKU:ALE3700297
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58%OFF

CO2 Concentration Detector Indoor Pollutant TVOC Air Quality Analysis Temperature and Humidity Detection Portable Detector

US$28.99
US$68.16

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(126)

SKU:E16591B
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33%OFF

SMART SENSOR 4 in 1 Gas Detector H₂S and CO Monitor Industrial Digital Handheld Toxic Gas Carbon Monoxide Detector

US$135.99
US$199.99

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(10)
(871)

SKU:E5806
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40%OFF

Portable Indoor CO2 Detector Multifunctional Home Air Detector

US$75.99
US$125.99

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(417)

SKU:E13575W
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41%OFF

Intelligent WiFi CO2 Detector Carbon Dioxide Monitor Over Standard Concentration Alarm Function Time Weather Display Intelligent Home Lifes Connect with Perthings APP

US$39.19
US$65.99

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(170)

SKU:E16598
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34%OFF

SMART SENSOR ST8990 Multi Gas Monitor Rechargeable 4 in 1 O₂ LEL CO H₂S Gas Detector Tester Sensor with Backlight Alarm Function LCD Display

US$104.99
US$158.99

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(298)

SKU:E10949EU
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33%OFF

Portable Formaldehyde(HCHO) Detector with LCD Display High Accuracy TVOC Sensor Tester

US$16.89
US$24.89

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(416)

SKU:E10303
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40%OFF

Air Quality Monitor Formaldehyde Detector

US$19.69
US$32.69

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(242)

SKU:H36675
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40%OFF

CO2 Detector TVOC HCHO Temperature Humidity Detecting Tool Intelligent Home Life Desktop Indoor Outdoor High Precisions Quick Detect Air Quality Monitor Multipurpose Detection Tool

US$39.99
US$65.99

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(250)

SKU:E15358
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45%OFF

Multi-Functional Air Quality Detector Home Office School Use Digital Display PM2.5/PM10/CO2/Temperature/Humidity Monitor

US$88.49
US$158.99

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(216)

SKU:E14745
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30%OFF

SMART SENSOR ST9700 Handheld Carbon Monoxide Meter with High Precision CO Gas Tester Monitor Detector Gauge LCD Color Display Sound and Light Alarm 0-1000ppm`

US$30.99
US$43.99

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(3)
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SKU:E6880
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33%OFF

MESTEK Gas Analyzer Meter Automotive Combustible Gas Sensor Detector Air Quality Monitor Gas Leak Detectors with Alarm

US$48.99
US$72.99

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(481)

SKU:E9535-2
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34%OFF

CO2 Detector Air Quality Detector Intelligent Air Detector Portable Temperature And Humidity Meter Air Quality Tester Carbon Dioxide Monitor

US$39.69
US$59.99

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(379)

SKU:E14768
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34%OFF

DM306C Portable CO2 Temperature Humidity Monitor Multifunctional Infrared NDIR Detector Desktop Home Household Indoor Outdoor High Accurancy Efficient Detection Tools Air Quality Analyzer

US$65.99
US$98.99

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(351)

SKU:E14274
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44%OFF

Carbon Dioxide Detector with Rechargeable Battery Portable CO2 Meter Tester Air Quality Detector

US$89.99
US$159.99

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(14)
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SKU:E9194
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8%OFF

SMART SENSOR Handheld Carbon Monoxide Meter

US$27.99
US$30.42

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(87)
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SKU:E2268
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26%OFF

SMART SENSOR Portable and Handheld Multi Gas Monitor Handheld Gas Detector Oxygen/Carbon Monoxide/Hydrogen Sulfide/Combustible Gas

US$178.99
US$239.99

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(515)

SKU:E7924
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33%OFF

Portable Ozone Analyzer Multifunctional O3 Ozone Meter Air Detector Intelligent Sensor Ozone Meter Air Quality Pollution Monitor

US$86.99
US$129.26

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(471)

SKU:E13435
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60%OFF

Air Quality Analyzer Monitor Multifunctional Digital Display High Accuracy CO CO2 HCHO TVOC Detector

US$29.49
US$73.40

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(10)
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SKU:E11566
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33%OFF

K2 Electromagnetic Field EMF Gauss Meter Radiation Detector Portable EMF Magnetic-Field Monitor 5 LED Gauss Meter

US$24.99
US$36.99

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(318)

SKU:E15137B
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41%OFF

Indoor Portable CO2 Detector Multifunctional Home Air Detector Intelligent Air Quality Analyzer Household Air Pollution Monitor

US$76.49
US$128.01

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(370)

SKU:E13576
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32%OFF

TOMTOP Portable Natural Gas Leak Detector

US$18.39
US$26.99

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(396)

SKU:E10304
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31%OFF

Portable Carbon Dioxide Detector Useful CO2 Meter Air Quality Monitor with Storage Case

US$75.99
US$109.65

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(777)

SKU:E11111
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42%OFF

USB Rechargeable Carbon Dioxide Detector 4 Inch TFT Colour Screen Air Quality Monitor CO2 Meter

US$91.99
US$156.99

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(180)

SKU:E15781
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28%OFF

Tuya Wifi Natural Gas-Sensor Household Intelligent Combustible Gas-Alarm Detector Gas-Leakage Sensor Compatible with Amazon Alexa Google Assistant

US$28.99
US$39.99

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(284)

SKU:E15116
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Smart Wi-Fi Air Quality Monitor Indoor Air Quality Meter Tester with App Alarm and Data Logger for Testing Formaldehyde VOC Carbon Dioxide CO2 Temperature Humidity

US$40.06

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(244)

SKU:E15834
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39%OFF

Air Quality Tester High Sensitive Carbon Dioxide Detector CO2 Meter Tester PTH-4

US$49.99
US$81.20

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(480)

SKU:E13537
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44%OFF

CO2/RH/Temp. 3-in-1 Multifunctional Air Quality Detector Indoor/Outdoor CO2 Meter Temperature Humidity Monitor

US$76.99
US$135.69

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(8)
(658)

SKU:E13449
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23%OFF

DM69 H 400~5000ppm CO2 Detection Scope Intelligent CO2 Detector Intelligent Home Life Temperature Humidity Detector Air Quality Detector Tool Desktop Indoor Outdoor High Precisions Quick Detect Air Quality Monitor

US$69.99
US$89.99

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(235)

SKU:E14833
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36%OFF

UYIGAO Brand New Handheld Portable Automotive Mini Oxygen Meter High Precision O2 Gas Tester Monitor Detector with LCD Display Sound and Light Alarm

US$67.99
US$104.78

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(2)
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SKU:E1733
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32%OFF

High Precision Oxygen Meter Portable Oxygen(O2) Concentration Detector with LCD Display and Sound-light and Vibration Alarm

US$90.99
US$132.99

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(460)

SKU:E8062
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34%OFF

SMART SENSOR Combustible Gas Detector Digital Combustible Gas Detection Instrument Hand-held Gas Leak Tester

US$64.49
US$96.99

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(667)

SKU:E5719
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40%OFF

3.2inch TFT Full Color Display Carbon Dioxide Detector Portable CO2 Tester Rechargeable Air Quality Meter with Storage Box Support Generate and Export PDF File

US$87.99
US$145.99

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(271)

SKU:E14886
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48%OFF

5.5-inch Large LCD Data Logging Carbon Dioxide Detector Air Quality Monitor Meter with Data Logging Clock Function

US$82.99
US$158.99

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(298)

SKU:E14718EU
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36%OFF

Desktop CO2/RH/Temp. 3-in-1 Multifunctional Air Quality Detector Temperature Humidity Monitor Indoor/Outdoor CO2 Meter Tester

US$76.99
US$118.99

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(6)
(607)

SKU:E13450
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39%OFF

wintact High Precision Oxygen Meter Professional Portable Oxygen(O2) Concentration Detector

US$89.99
US$145.99

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(356)

SKU:E13725
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32%OFF

UNI-T A37 Carbon Dioxide Monitor Portable CO2 Detector

US$88.99
US$129.99

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(12)
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SKU:E13871
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46%OFF

Portable Carbon Dioxide Detector Useful CO2 Meter Humidity Temperature Tester ℃/℉ Switchable Air Quality Monitor with Storage Case

US$75.99
US$138.99

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(548)

SKU:E13257
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SMART SENSOR Hand-held CFCs HCFCs HFCs Halogen Gas Detector Refrigerant Air Conditioning Detector Freon Gas Leak Tester

US$35.67

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(325)

SKU:E3429
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24%OFF

SMART SENSOR Ammonia Detector Ammonia Gas Meter Digital Portable Automotive Ammonia Gas Tester Monitor NH3 Detector

US$159.99
US$208.69

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(674)

SKU:E5623
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52%OFF

KKmoon 2.8-inch LCD Digital Carbon Dioxide Detector C02 Tester

US$42.99
US$88.99

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(50)
(250)

SKU:E15664
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45%OFF

Miaomiaoce Air Quality Pollution Monitor Professional Formaldehyde Detector Rechargeable Temperature & Humidity Meter w/Excess Remind Real Time Data Recording for Home Office and Various Occasion

US$73.83
US$132.74

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(191)

SKU:PAA3316W
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26%OFF

Air Quality Tester BT Formaldehyde Detector PTH-3M High Sensitive Poisoning Alarm Detector

US$56.99
US$75.99

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(319)

SKU:E13492
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40%OFF

SMART SENSOR LCD CO2 Monitor Carbon Dioxide Tester Multifunctional Air Quality Detector USB Rechargeable CO2 Meter Temperature Humidity Monitor 80000 Groups Data Logger Air Analyzer

US$102.99
US$169.99

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(296)

SKU:E14386EU
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