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Shop the best prices on 24,387 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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1,153 - 1,184 of 3,200
SCD41 Gas Sensor Module Detects CO2,Carbon Dioxide,Temperature and Humidity in One Sensor
$69.00 Save $70.00 RRP: $139.00
5-in-1 Air Quality Monitor for Temperature, Humidity, VOC, CO2, and Formaldehyde Detection, Zigbee-Compatible Sensor
$36.95 Save $37.05 RRP: $74.00
Indoor Air Quality Monitor with CO2, Formaldehyde, TVOC, Temperature, Humidity Detection and Buzzer Alert
$84.00 Save $75.00 RRP: $159.00
Handheld 3-in-1 Air Quality Monitor for Carbon Dioxide Detection up to 5000PPM Portable Device
$50.95 Save $33.05 RRP: $84.00
5-in-1 Air Quality Monitor for Formaldehyde, VOC, CO2, Temperature, and Humidity Detection Sensor
$36.95 Save $32.05 RRP: $69.00
Portable Gas Leakage Alarm Detector 3000PPM for Methane Safety
$32.95 Save $12.00 RRP: $44.95
Gas Leak Detector Wifi for Home Natural Gas Leak Detector LCD Screen APP Alarm
$41.95 Save $42.05 RRP: $84.00
CO2 Sensor Module 0‑10000ppm Carbon Dioxide Detection Sensor Board TTL Output for Testing 26-27s
$59.00 Save $55.00 RRP: $114.00
1085 Radon Detector Portable Home Radon Detector Natural Radon Gas Radiation Detector for Marble Granite Homes
$239.00 Save $150.00 RRP: $389.00
2025 Ammonia Test Meter NH3 Concentration Tester Ammonia Gas Detector Ammonia Alarm Device
$199.00 Save $200.00 RRP: $399.00
CO2 Sensor Module 0‑10000ppm Carbon Dioxide Detection Sensor Board TTL Output for Testing
$50.95 Save $23.05 RRP: $74.00
Freon Sensor Module DC5V 10-1000ppm Accurate Gas Detector
$64.00 Save $30.00 RRP: $94.00
Digital Air Quality Monitor Carbon Dioxide Detector CO2 Tester Temperature Humidity Tester
$29.95 Save $10.00 RRP: $39.95
Aluminium Rotating Turntable Bearing Swivel Plate 12 Inch Silver
$26.95 Save $8.00 RRP: $34.95
Air Quality Tester CO2 Detector for Home Temp and Humidity Detector Accurate
$43.95
Formaldehyde Detector Formaldehyde Monitor Air Quality Monitor Tester For Indoor Home
$48.95 Save $55.05 RRP: $104.00
Voltage Detector Detector LED for Electrical Voltage Detector Electrician
$19.95
Home Air Quality Tester Temperature Carbon Dioxide Monitor CO2 TVOC Meter Detector
$39.95 Save $19.05 RRP: $59.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug - JA
$43.95 Save $35.05 RRP: $79.00
Air Quality Monitor 5 in1 Display for Carbon Dioxide School
$59.00
WiFi Smart Carbon Monoxide Alarm,WiFi CO Gas Detector with Tuya
$34.95
Mini Smart WIFI Mini CO Detector Indoor Air Quality Monitor CO Tester
$39.95
Natural And Soporific Gas Detector (white)
$79.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$50.95 Save $33.05 RRP: $84.00
HABOTEST HT60 Portable Gas Leak Detector Handheld Combustible Gas Detector with Audible and Visual
$23.95 Save $23.00 RRP: $46.95
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$41.95 Save $42.05 RRP: $84.00
Rm370 Carbon Monox Detector
$52.95 Save $36.05 RRP: $89.00
CO2 Sensor Module Carbon Dioxide Gas Sensor for CO2 Monitor
$119.00
Multi Gas Detector Gas Meter O2 H2s Co Lel 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustibl
$289.00 Save $130.00 RRP: $419.00
Mh-z19 Mh-z19e Ir Infrared Co2 Sensor Module Carbon Dioxide Gas Sensor Ndir For Co2 Monitor 400-500
$54.00 Save $55.00 RRP: $109.00
Mestek cgd02a combustible gas detector high precision hand-held gas leak tester
$139.00
Refrigerant Leak Detector Hvac Checker For Halogen R134a R410a R22a Air Condition
$94.00 Save $65.00 RRP: $159.00