Collection: Gas Detector

Premium Geiger Counter Radiation Detector, Rechargeable Nuclear Radiation Dosimeter, Portable Handheld Beta Gamma X-ray Monitor Meter with LCD Display, 5 Dosage Units Switched Nuclear Detector

Carbon Monoxide Detector, High Accuracy CO Detector with Digital LCD Display, 3-in-1 Air Quality Monitor(CO, Temperature and Humidity Sensor), CO Alarm Detector for Home Kitchen Travel

Illuminance Light Meter, Digital Lux Foot Candles Meter 0.1~400,000 Lux (0.1~40,000 FC) with 270º Rotatable Detector, Lumen Meter Luxmeter for Indoor Outdoor 881D

WiFi Door Window Sensor: Smart Contact Sensor with App Alerts, Door Open Detector Compatible with Alexa Google Assistant, Entry Detector Sensor for Home Security and Home Automation (2-Pack)

Air Quality Monitor, Professional Formaldehyde HCHO TVOC Humidity Temperature Detector, Portable Air Pollution Meter Real Time, Auto Record, for New Home Office

Air Quality Tester Monitor CO2 HCHO PM2.5/10, Kethvoz 5 in 1 Formaldehyde Detector Carbon Dioxide CO2 Meter PM2.5 PM10 Sensor TVOC Air Pollution Monitor AQI for Home Bedroom Office

Tallew Refrigerant Leak Detector with LED Light Auto Air Conditioner Tool Test Detection Kit Halogen Gas Leakage Tester 68 Flashlight UV Protective Glasses

Natural Gas Detector & Combustible Gas Alarm - Easy Plug-and-Play Installation with Advanced Chip Technology, 85dB Alert for Methane, Propane, Ethane - Perfect for Home and Kitchen Safety

LifeBasis Radon Detector, Radon Test for Home with Long and Short Term Radon Meter, Home Radon Gas Monitor US Version-pCi/L (Update Version, Matte Black)

Moisture Meter for Drywall, Wood Moisture Meters for Walls, Carpet, Floor Humidity Detector, Lumber Firewood Moisture Meter for Wood, Like Hardwood and Softwood

Nuclear Radiation Detector GQ GMC-800 Geiger Counter USA Design Product US National Standard Large Color LCD Display 5 Alarm Types Dosimeter Data Save & Global Share Beta Gamma X-ray Portable Device

Portable CO2 Detector, Temperature Humidity CO2 Sensor, 4-in-1 Portable CO2 Monitor, Accurate NDIR Sensor, CO2 Meter with Alarm, for Grow Tents, Homes, Factories, Travel, Cars

Geiger Counter Nuclear Radiation Detector,CHNADKS Upgraded d Personal Dosimeter,Beta Gamma X-ray Portable Handheld Radiation Monitor,Battery Powered (0.08uSv – 50mSv)

Air Quality Monitor pm2.5 pm10 pm1.0 Detector Indoor air Quality Test kit for Cars ,Home,Office,Hotel etc (PM2.5,AQI)

INKBIRD WiFi Indoor Air Quality Monitor, CO2 Detector, Accurate NDIR Sensor, Temperature and Relative Humidity, Indoor CO2 Meter with Data Logger, for Cars, Wine Cellars, Grow Tents, Homes (INK-CO2W).

Power Failure Alarm, Power Failure Detector, with Email, Text Message, and Audio Alerts(2nd Generation)

EMF Meter, 5 LED Magnetic Field Detector, Ghost Hunting Equipment Tester for Home, Office & Outdoor Inspections

Hand Held Metal Detector,V·RESOURCING Portable High Sensitivity Metal Detector with Signal Strength Indicator,Low Sensitivity Switch,for Security Inspection,Detecting Electronic Product, Metal Object

New GQ GMC-320 Plus Geiger Counter Nuclear Radiation Detector Data Recorder Beta Gamma x-Ray Test Equipment

GQ GMC-300E Geiger Counter Nuclear Radiation Detector Data Recorder Beta Gamma X-ray

INFICON Whisper, Ultrasonic Leak Detector, 711-202-G1

Plug-in Carbon Monoxide Detectors,Koabbit CO Level Monitoring Alarm with Light & Digital Display for Home/Kitchen/Bedroom,Accurate & Easy to Install(2 Pack)

Portable 4-in-1 Carbon Monoxide Detectors, Mini Carbon Monoxide and Carbon Dioxide Monitor with Magnetic Suction, RV CO CO2 Detector Alarm Temp/Humidity Sensor, CO CO2 Air Quality Monitor

Portable Carbon Monoxide Detectors for Travel, Mini 3-in-1 Carbon Monoxide Monitor with Magnetic Suction, RV CO Detector Alarm Temp/Humidity Sensor, Rechargeable CO Monitor 120HR Standby

Plug in Gas & Carbon Monoxide Detector,4-in-1 Natural Gas Leak Detector,Carbon Monoxide Alarm,°F&Humidity,Combination CO & Propane Detector for Home,RV

Plug in Carbon Monoxide Detector, Carbon Monoxide Alarm,Real-time Digital Display 3-in-1 Level: PPM,°F & Humidity, Co Detector Monitor for Home,RV,Apartment

PT-830S Rechargeable Gas Leak Detector with 14.5 Inch Flexible Probe, Range 0-10000 ppm, TFT Color Display & 3 Types Alarm, Natural Gas Leak Detector for Propane, Methane for Home or Industrial

Natural Gas Leak Detector - Sensitive Gas Leak Detector with Audible & Visual Alarm, Rechargeable Gas Sniffer, Tester to Locate Combustible Gas Leak Sources Like Methane, Propane for Home

PT199 Natural Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Sources Like Methane, Propane for Home(Includes Battery x2)-Orange

Mini-Ligno S/D Black - Pin Moisture Meter - Moist Detector for Construction, Maintenance, Flooring, Inspection, Water Damage - Humidity Detection & Moist Meter for Wood, Wall, Drywall, Gypsum

Stud Finder Wall Scanner Detector - Stud Wall Detector 6 in 1 Scanner Sensor Beam Finder with Upgraded Smart Sensor HD LCD Display for The Center and Edge of Wood, AC Wire, Metal and Studs Detection

Stud Finder Wall Scanner, 5 in 1 Electronic Stud Sensor, Metal Detector Wall Scanner, Wall Wood Detector Scanner with LCD Display & Audio Alarm for Wood Metal Pipe Studs AC Wire Detection (Silver)