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Shop the best prices on 24,288 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Elsavct, Generic1 and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,113 - 2,144 of 24,288
2025 CO2 Air Detector Carbon Dioxide Detector Agricultural Production CO2 Monitor
$29.95 Save $29.05 RRP: $59.00
CO2 Monitor Meter Sensor Indoor with Alarm, Air Quality Carbon Dioxide Monitor with 400-5000 PPM-NDIR CO2 Tester(White) 2025
$41.95 Save $42.05 RRP: $84.00
ANENG GN805 LCD Screen Combustible Gas Detector Sound Light Alarm Gas Leakage Tester
$31.95 Save $47.05 RRP: $79.00
Multifunctional Household Air Quality Detector LED Display CO2 Tester with Carbon Dioxide TVOC HCHO
$89.00 Save $130.00 RRP: $219.00
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / De
$64.00 Save $30.00 RRP: $94.00
12v Gas Detector Sensor Alarm Propane Butane Lpg Natural Motor Home Camper471-Yvan
$33.95 Save $13.00 RRP: $46.95
-6000UV Halogen Leak Detector Freon Leak Detector R22 R410A R134A R1234YF Refrigerant Gas Air Conditioner Tester Tool
$41.95 Save $22.05 RRP: $64.00
Breathalyzer Portable Portable Breathalyzer With Semiconductor Sensor Breath Alcohol Tester, Alcohol Tester
$19.95 Save $26.00 RRP: $45.95
Portable Alcohol Breathalyzer Semiconductor Lcd
$25.95 Save $28.05 RRP: $54.00
Portable Combustible Gas Leak Detector Alarm Tester for Factories Garages Home Use
$41.95 Save $47.05 RRP: $89.00
Co2 Detector, 400 To 5000 Ppm Home Co2 Sensor, 3 In 1 Co2 Detector Meter, Air Quality Monitor With Self-calibration Function For (xiatian)
$159.00 Save $170.00 RRP: $329.00
5 In1 Co2 Meter Digital Temperature Humidity Tester Carbon Dioxide Detector Air Quality Monitor Tvo
$25.95 Save $28.05 RRP: $54.00
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10_
$34.95 Save $69.05 RRP: $104.00
Gas Leak Detector Portable Nature Gas Detectors Methane Hexane Propane Sniffer for Home/Outdoor White Contains Battery
$19.95 Save $9.00 RRP: $28.95
8 in 1 Air Quality Monitor CO2 Meter Carbon Dioxide Detector CO2 TVOC HCHO PM2.5 PM1.0 PM10 Temperat
$104.00 Save $35.00 RRP: $139.00
Advanced Indoor Air Monitors with Formaldehyde Detection Upgrades Gas Sensors Immediate Analysis for Residential Space
$37.95 Save $5.00 RRP: $42.95
2.4G Wifi Natural Gas Sensor Combustible Smart LPG Gas Alarm Detector Leakage Sensor Wifi Temperature Detectors EU PLUG
$32.95 Save $16.00 RRP: $48.95
Radon Detector Monitor Analyzing Tool Radon Detector
$179.00 Save $40.00 RRP: $219.00
2Pcs SCD30 Air Quality Sensors Module
$43.95 Save $10.05 RRP: $54.00
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature B
$36.95 Save $7.00 RRP: $43.95
Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$149.00 Save $30.00 RRP: $179.00
4 Gas Monitor,4 Gas Detector for H2S,CO, and O2, B
$199.00 Save $30.00 RRP: $229.00
Multi Gas Detector Gas Meter O2 H2s Co 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$259.00
3IN1 ECO2 ECH2O TVOC Gas Sensor Module Air Pollution Odor Sensor Y01
$8.95 Save $4.00 RRP: $12.95
Electrochemical CH2O Formaldehyde Sensor Gas HCHO Sensor Module Smart Home Devices
$15.95 Save $8.00 RRP: $23.95
Portable Household Gas Alarm Natural Gas Detector LCD Display Independent Combustible Gas Alarm US Plug
$27.95 Save $14.00 RRP: $41.95
OCS-3F2.1 Ultrasonic Oxygen Sensor Oxygen Concentrator for Arduino Detects Purity and Flow 21-95.6% 0-20L, 0-2.5V Analog
$29.95 Save $16.00 RRP: $45.95
Tuya 300m ME204R RF433 Gas Detector LED Display Portable Smart Home Device Gas Tank Meter LGP Tank Measure 1m/50kg (US)
$329.00 Save $120.00 RRP: $449.00
Air Quality Detector Monitor Indoor Tester Carbon Dioxide Sensor
$129.00 Save $20.00 RRP: $149.00
CO2 Sensor 400-10000 ppm Carbon Dioxide Air Quality Detection
$30.95 Save $6.00 RRP: $36.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature C
$42.95 Save $11.05 RRP: $54.00
5801587836 5802392186 Probe Ammonia NH3 Sensor for
$129.00 Save $30.00 RRP: $159.00