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Shop the best prices on 23,278 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Elsavct, Elriven and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,817 - 2,848 of 3,200
CO2 Gas Temperature Humidity Meter TVOC HCHO PM2.5 Air-Quality Sensor Analyzer
$99.00
Tuya WiFi 10in1 Air Quality Detector PM2.5 PM1.0 PM10 CO2 TVOC HCHO Tester TFT Display Time Temperature Meter Black
$189.00 Save $20.00 RRP: $209.00
co2 Air Quality Detector
$229.00
Co2 Air Quality Monitor Indoor Carbon Dioxide Detector Co2 Alarm Meter 400-5000 Ppm Hcho, Tvoc,humi-dt
$114.00 Save $35.00 RRP: $149.00
Combustible Gas Alarm for Valve Cut Off Gas Leaking Coal Natural LPG Gas Leak Detector DN15 Kitchen Safe Device
$32.95 Save $46.05 RRP: $79.00
CO2 Detector, 3 in 1 Indoor Air Quality Monitor Detecting Carbon Dioxide Temperature and Humidity, NDIR CO2 Detector
$139.00 Save $50.00 RRP: $189.00
Portable CO2 Monitor with Air Quality Detection and 3-in-1 Functionality up to 5000PPM
$35.95 Save $43.05 RRP: $79.00
Gas Detector Oxygen Sensor AO-02 Replacement for AO2 AA428-210 AO2PTB-18.10 Models
$74.00 Save $85.00 RRP: $159.00
Digital Hydrogen Tester Pen, High-Precision Hydrogen Meter for Reliable Testing and Analysis
$37.95 Save $41.05 RRP: $79.00
Gas Detector Oxygen Sensor AO-02 Replacement for AO2 AA428-210 AO2PTB-18.10 Models
$48.95 Save $40.05 RRP: $89.00
Indoor Air Quality Monitor for Formaldehyde Detection Household Use Self-Testing Tool
$18.95 Save $28.00 RRP: $46.95
2025 Portable Gas Leak Alarm with Wireless Sensor for Natural Gas Detection
$54.00 Save $40.00 RRP: $94.00
Digital Hydrogen Tester Pen, High Precision Hydrogen Meter for Reliable Testing
$37.95 Save $41.05 RRP: $79.00
NDIR CO2 Sensor Module for Carbon Dioxide Monitoring, Infrared Gas Detection, 400-5000ppm Range
$59.00 Save $40.00 RRP: $99.00
5-in-1 Air Quality Monitor with TVOC, HCHO, Temperature, Humidity, and CO2 Detection, USB Rechargeable CO2 Detector
$21.95 Save $26.00 RRP: $47.95
Gas Detector with Oxygen Sensor AO-02, Compatible with AO2, AA428-210, AO2PTB-18.10 Models
$79.00 Save $60.00 RRP: $139.00
Digital Gas Leak Detector with Propane, Butane, Methane & Natural Gas Sensor Alarm
$64.00 Save $30.00 RRP: $94.00
SQLX New Air Quality Monitor Gas Detector Indoor/Outdoor CO CO2 HCHO Meter Temerature
$41.95 Save $17.05 RRP: $59.00
Natural And Soporific Gas Detector (white)115x75x35mm
$24.95 Save $16.00 RRP: $40.95
Pm2.5 Sensor Pms7003 G7 High Precision Dust Sensor Detector Pm1.0 Pm10 Gas/temperature Detector-multiple Gas Detectors1pcs)
$52.95 Save $31.05 RRP: $84.00
Halogen Leak Tester 0-1000PPM Air Conditioning HVAC Leak Detector CFCs HCFCs Gas Tester Multicolor
$89.00
Halogen Leak Tester HVAC Leak Detector AC Sniffer CFCs HCFCs Gas Tester Leak Detector
$94.00
CFCs HCFCs Gas Tester Leak Detector 0-1000PPM Halogen Leak Tester HVAC Leak Detector Multicolor
$89.00
Halogen Leak Tester 0-1000PPM Air Conditioning HVAC Leak Detector CFCs HCFCs Gas Tester Multicolor
$89.00
Tuya Combustible Gas Detector Gas Alarm Gas Detection Sensor,A
$22.95 Save $27.00 RRP: $49.95
Carbon Dioxide Detector 1200mAh USB Rechargeable CO2 HCHO Tester Multifunctional Humidity Temperature Meter DC 5V
$79.00 Save $40.00 RRP: $119.00
Natural Gas Detector Household Gas Alarm Liquefied Gas Detector Natural Hypnosis Gas Detector (White)
$74.00 Save $55.00 RRP: $129.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Metha
$104.00 Save $85.00 RRP: $189.00
Digital LCD LPG LNG Natural Gas Leak Detector Butane Methane Safe Alarm Sensor
$51.95 Save $32.05 RRP: $84.00
TOVC Carbon Dioxide Temperature Detector Air Quality Tester Air Quality Sensor
$42.95
Gas Test Pen Combustible Gas Leak Detector Natural Gas Leak Detector Portable
$54.00
LCD Display Display CO Carbon Monoxide Meter Monitor Ensuring Indoor Air Safety
$31.95