Gas Detectors

Gas Detectors

3 in 1 Air Quality Monitor RQ-5800S, Formaldehyde Detector, TVOC, HCHO Monitor to Test PM2.5, PM10, HCHO, TVOC, USB Rechargeable for Indoor, Outdoor, Bedroom

$352.99

WapoRich

Gas Detectors

Air Quality Monitor, WapoRich PM2.5/PM10/PM1.0 Particle Counter, Rechargeable Smart Air Quality Sensor for Bedroom Suitable for Home School Office RQ-5800M

$194.99

3-IN-1 Air Quality Monitor,GR-5800S HCHO/TVOC detector with PM2.5 Particle Counter,Multifunctional Air Gas Detector with Big LCD Air Quality Sensor Analyzer with Real Time, Data Record for Home Office

GOYERRNES

Gas Detectors

3-IN-1 Air Quality Monitor,GR-5800S HCHO/TVOC detector with PM2.5 Particle Counter,Multifunctional Air Gas Detector with Big LCD Air Quality Sensor Analyzer with Real Time, Data Record for Home Office

★★★★★3.2

$306.99

Air Quality Pollution Monitor, Formaldehyde Detector 0-2.50 mg/m3 Professional HCHO TVOC Meter for Home Office and Various Occasion

WapoRich

Gas Detectors

Air Quality Pollution Monitor, Formaldehyde Detector 0-2.50 mg/m3 Professional HCHO TVOC Meter for Home Office and Various Occasion

$345.99

Hydrogen Sulfide Detector H₂S Monitor 0~100ppm Electrochemical H₂S Sensor LED Alarm with LCD Screen Backlight Portable Tester

GAIN EXPRESS

Gas Detectors

Hydrogen Sulfide Detector H₂S Monitor 0~100ppm Electrochemical H₂S Sensor LED Alarm with LCD Screen Backlight Portable Tester

$174.99

Ecosense EB100 EcoBlu, Home Radon Detector, Capture & Display Results Every 10 Minutes, Short & Long-Term Continuous Monitoring, Easy to Use

Ecosense Inc.

Gas Detectors

Ecosense EB100 EcoBlu, Home Radon Detector, Capture & Display Results Every 10 Minutes, Short & Long-Term Continuous Monitoring, Easy to Use

$430.99

Ecosense Inc.

Gas Detectors

Ecosense EB100 EcoBlu, Home Radon Detector, Capture & Display Results Every 10 Minutes, Short & Long-Term Continuous Monitoring, Easy to Use

$435.99

Airthings

Gas Detectors

Airthings View Radon 2989 - Radon Monitor (Radon, Humidity, Temperature) with WiFi Connection, Hub Functionality andamp, Calm Tech Display

$511.99

Ultrasonic Leak Detector Detection Tools, Ultrasonic Leak Detector & Transmitter Gas Detection Alarm with Headphone and LED Indication for Pipeline, air Conditioner, Automobile Glass Leak Detection

OUFKAR

Gas Detectors

Ultrasonic Leak Detector Detection Tools, Ultrasonic Leak Detector & Transmitter Gas Detection Alarm with Headphone and LED Indication for Pipeline, air Conditioner, Automobile Glass Leak Detection

★★★★★3.7

$189.99

Temtop

Gas Detectors

Temtop Air Quality Monitor Detects PM2.5 PM10 Formaldehyde TVOC AQI Temperature Humidity Tester Particle Counter Indoor Outdoor Air Pollution Detector with Data Export, LKC1000S+ 2nd

$439.99

Gas Detectors

Hanchen Nuclear Radiation Detector Geiger Counter Dosage Alarm Device Dosimeter Monitor Portable Digital Meter High Sensitivity Accuracy (original panel)

$351.99

qingping

Gas Detectors

Qingping Air Monitor Lite, Apple HomeKit Compatible Wi-Fi Indoor Air Quality Meter, Detects PM2.5, PM10, CO2, Temperature and Humidity

$245.99

Arctic Hayes

Gas Detectors

Arctic Hayes Handheld Gas Leak Detector, Quickly Identify Combustible Gas Leaks in Domestic and Business Environments

$163.99

Scondaor

Gas Detectors

Scondaor Upgrade New Model Portable Voice Type Multi Gas Monitor, Handheld Air Quality 4 Gas Detectors with Large Digital LCD Display, Rechargeable Lithium Battery Powered (Orange)

★★★★★3.9

$286.99

Scondaor

Gas Detectors

Scondaor Upgrade New Model Portable Voice Type Multi Gas Detectors, Handheld Air Quality 4 Gas Monitor with Large Digital LCD Display, Rechargeable Lithium Battery Powered（Black）

★★★★★3.9

$311.99

9pcs Gas Detection Sensor Module MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8 MQ-9 MQ-135 Sensor Module Gas Sensor Starter Kit

TECNOIOT

Gas Detectors

9pcs Gas Detection Sensor Module MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8 MQ-9 MQ-135 Sensor Module Gas Sensor Starter Kit

$93.99

BRESSER

Gas Detectors

BRESSER Smile XXL 7004030 CO² Measuring Device with Large Display Showing the Current Concentration of Carbon Dioxide, Temperature and Humidity, Black, Single

★★★★★3.8

$618.99

Combustible Gas Leak Detector, Portable Natural Gas Sniffer Combustible Propane Methane Tester Analyzer, Emergency Tools for Home, Battery Not Included

Plyisty

Gas Detectors

Combustible Gas Leak Detector, Portable Natural Gas Sniffer Combustible Propane Methane Tester Analyzer, Emergency Tools for Home, Battery Not Included

$120.99

Ecosense EQ100 EcoQube, Digital Radon Detector, Fast Capture of Fluctuating Levels, Short & Long-Term Continuous Monitoring with Trend Charts, Remote Data Access, Wi-Fi Supports 2.4 GHz Networks Only

Ecosense Inc.

Gas Detectors

Ecosense EQ100 EcoQube, Digital Radon Detector, Fast Capture of Fluctuating Levels, Short & Long-Term Continuous Monitoring with Trend Charts, Remote Data Access, Wi-Fi Supports 2.4 GHz Networks Only

$477.99

Gas Detectors

HUABAN 2PCS MQ-8 MQ8 Hydrogen Gas Sensor H2 Detection Sensor Module for Arduino

$23.99

Gas Detectors

HUABAN 1PCS MQ-136 MQ136 Hydrogen Sulfide H2S Detection Gas Sensor Module with Alarm Signal Light

$101.99

Gas Detectors

HUABAN 1PCS MQ-139 MQ139 Freon CFCs Chloro Fluoro Carbon Gas Sensor Module R134A Detection High Sensitive with Alarm Signal Light

$138.99

Gas Detectors

HUABAN 2PCS MQ-3 MQ3 Special Alcohol Ethanol Gas Sensor Module

$23.99

Gas Detectors

HUABAN 2PCS MQ-6 MQ6 LPG Gas Sensor Module Liquefied Propane Iso-Butane Butane Combustible Gas Detection Sensor

$23.99