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Shop the best prices on 24,426 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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1,313 - 1,344 of 3,200
SPD202/EX Digital Combustible Gas Detector Natural LPG Coal Alarm Tester Meter Tool
$329.00 Save $10.00 RRP: $339.00
5 In 1 Air Quality Monitor Tvoc Hcho Temperature Humidity Co2 Meter, Usb Rechargeable Co2 Detector
$15.95
5 In 1 Air Quality Monitor Co2 Meter Digital Temperature Humidity Tester Carbon Dioxide Tvoc Hcho D
$38.95
Multi Gas Detector Gas Meter O2 H2s Co 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible G
$189.00
Logarithmic Power Detector Ad8361 Rf Microwave True Power Detector Am Detector Amplitude Detector 0
$11.95
12 In 1 Air Quality Monitor Co2 Monitor With Time/ Date Display Wifi Pm2.5 Pm10 Co Co2 Tvoc Hcho Te
$46.95
Tuya Wifi 15in1 Air Quality Detector Household Portable Pm0.3 Pm1.0 Pm2.5 Pm10 Co Co2 Tvoc Hcho Tes
$94.00
12 In 1 Air Quality Monitor Co2 Monitor With Time/ Date Display Wifi Pm2.5 Pm10 Co Co2 Tvoc Hcho Tester,white
$37.95
Wireless Air Quality Detector 5 In 1 Tvoc Co Hcho Temperature Humidity Detector Home Desk Air Quali
$59.00
Fy8812 Emf Meter Geiger Counter Nuclear Radiation Detector Radiation Dosimeter Electromagnetic Wave Radiation Detector
$32.95
Antifreeze Detector Freezing Point Detector For Vehicle Urea Freezing Point Detector
$16.95
MS1100 Gas Sensor Module, High-Precision TVOC and CO2 Detection, Household and Laboratory Gas Quality Sensing
$13.95 Save $2.00 RRP: $15.95
Tuya Wifi Carbon Monoxide Detector with LCD Display 70DB Alarm Sound CO Gas Sensor Home Security Protection Smart Life
$28.95 Save $3.00 RRP: $31.95
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
$54.00 Save $10.00 RRP: $64.00
HT66 Gas Leak Detector 50-1000PPM Sound Alarm Mini Household Handheld Combustible Natural Methane Gas Leak Detector
$29.95 Save $3.00 RRP: $32.95
9 in 1 Air Quality Monitor CO2 Meter Carbon Dioxide Detector CO2 CO TVOC HCHO PM2.5 PM1.0 PM10 Tempe
$79.00 Save $80.00 RRP: $159.00
Multi Gas Monitor 4 In 1 O2 Lel Co H2s Detector Rechargeable, Lcd Display With Backlight Alarm Function, Portable Gas Tester
$459.00 Save $315.00 RRP: $774.00
​WJL-6000-L Refrigerant Leak Detector for HVAC R22 R410A R1234YF Halogen Gas Freon Detection Professional Grade Tool​
$59.00 Save $15.00 RRP: $74.00
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor White
$14.95 Save $34.00 RRP: $48.95
Portable Ammonia Detectors Agricultural Chicken House Pig Farm Septic Odor H2S/O3/CO/CO2/H2S/O2/NO2 Ammonia Detectors Multicolor
$189.00
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor White
$14.95 Save $34.00 RRP: $48.95
SGP40 VOC Sensor,Digital SGP40 VOC (Volatile Organic Compounds) Gas Sensor, I2C Bus
$39.95 Save $34.05 RRP: $74.00
MT03 Air Quality Monitor with Stand CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Dete
$27.95 Save $23.00 RRP: $50.95
Carbon Dioxide Sensor Infrared CO2 Concentration Detection 5000ppm Gas HAVC RV Smart Home Air Quality Monitor
$29.95 Save $9.00 RRP: $38.95
High Precisions Ozones Sensors Module MQ136 for Air Quality Monitoring and Purification Multicolor
$38.95 Save $2.00 RRP: $40.95
2pcs BME688 Environmental Sensor Module Temperature/Humidity/Air Pressure/Gas for Smart Home and IoT Projects
$52.95
Upgraded Natural Gas Detector with Audible & Visual Alarm Locating The Source of Propane Methane & Combustible Gas Multicolor
$44.95
6 In 1 Pm2.5 Pm10 Hcho Tvoc Co Co2 Multifunctional Air Quality Detector Co Carbon Dioxide Formaldehyde Monitor Lcd Large Screen Display Portable Home
$26.95 Save $27.05 RRP: $54.00
EMF Detector 5 Level Quick Response Magnetic Radiation Monitor ABS EMF Measuring Instrument
$23.95 Save $24.00 RRP: $47.95
CO2 Monitor Meter Sensor Indoor with Alarm, Air Quality Carbon Dioxide Monitor with 400-5000 PPM-NDIR CO2 Tester(White)
$33.95 Save $35.05 RRP: $69.00
-6000UV Halogen Leak Detector Freon Leak Detector R22 R410A R134A R1234YF Refrigerant Gas Air Conditioner Tester Tool
$41.95
Tuya Combustible Gas Detector Gas Alarm Digital Gas Detection Sensor Sound Alarm Smart Air Quality Detector,A
$31.95