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Shop the best prices on 24,687 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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3,009 - 3,040 of 3,200
Four-Gas Detector for Carbon Monoxide, Hydrogen Sulfide, Oxygen, and Combustible LEL
$109.00 Save $110.00 RRP: $219.00
Natural Gas Detector Propane Leak Alarm Electric Smart Valve Controller
$94.00 Save $115.00 RRP: $209.00
Portable CO2 Detector 5-in-1 Air Quality Monitor 9x3.5x7cm 1200mAh
$21.95 Save $13.00 RRP: $34.95
Carbon Monoxide Detector CO Gas Monitor Alarm Detector CO Sensor
$54.00
Co2 Detector, Indoor Air Quality Monitor, Ndir Sensor Carbon Dioxide Detector, Temperature Humidity
$119.00 Save $60.00 RRP: $179.00
MH-Z19 MH-Z19C IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR 5V UARTPWM Output Edition 1229
$51.95 Save $67.05 RRP: $119.00
Tuya Zigbee Smart Air Quality Monitor CO2 Meter Carbon Dioxide Detector Voc Formaldehyde Auto Alarm
$33.95
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$189.00 Save $40.00 RRP: $229.00
Smart CO2 Detector Carbon Dioxide Controller 2 Channel CO2 Monitor with Relay Power Socket for Tuya APP EU Plug 100240V
$369.00 Save $155.00 RRP: $524.00
Natural And Soporific Gas Detector (white)
$31.95 Save $10.00 RRP: $41.95
Co2 Indoor Quality Monitor, Ndir Sensor Carbon Dioxide Detector, Temperature Humidity Air Tester
$104.00
Portable 4 Gas Detector Sound Light Vibration Rechargeable Lcd Screen
$449.00
Co2 Monitor Meter Sensor Indoor With Alarm, Air Quality Carbon Dioxide Monitor With 400-5000 Ppm-ndir Co2 Tester(white)
$84.00 Save $25.00 RRP: $109.00
K2 Electromagnetic Field Emf Gauss Meter Radiation Detector Portable Emf Magnetic-field Monitor 5 Le
$129.00
5V USB Handheld Gas Leakage Detector Combustible Gas Detector Portable Detection Tool with Color Display Red
$179.00 Save $180.00 RRP: $359.00
Battery Capacity Tester Lithium Lead Acid Lithium Iron Ternary 5a Charge 20a Discharge Instrument With Test Stand
$209.00
2X mh-z19b infrared co2 sensor module mh-z19b carbon dioxide gas sensor for co2 monitor 0-5000ppm
$79.00 Save $120.00 RRP: $199.00
Dm502-o3 Handheld Ozone Detector O3 Multi-function Gas Detector
$249.00
1Pcs Portable Air Quality Monitor Temperature Humidity Monitor Infrared Ndir Co2 Detector Indoor Co2 Detection
$159.00
St-8306 Indoor Gas Detector Multiple Detection Color Screen Display Intelligent Calibration Automatic Alarm
$419.00
Automatic Alarm Gas Leak Detector Methane Gas Natural Gas Liquefied Petroleum Gas Combustible Gas G
$89.00
SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity 2 in 1 Sensor
$33.95 Save $2.00 RRP: $35.95
Gas Analyzer Air Quality Analyzer CO2 Monitor Meter Carbon Dioxide Detector Temperature CO2 Monitor Alarm Function
$89.00 Save $50.00 RRP: $139.00
5000ppm CO2 Detector Handheld Air Quality Monitor 3 in 1 Carbon Dioxide Meter for School Laboratory Office
$49.95 Save $39.05 RRP: $89.00
Handheld CO2 Meter Air Quality Monitor 3 in 1 Carbon Dioxide Detector with 5000ppm Range for Indoor Outdoor Home Office
$51.95 Save $42.05 RRP: $94.00
Air Quality Monitor Accurate Tester For Co2 Formaldehyde(hcho) Tvoc/aqi Multifunctional Air Gas Detector Real Time Data&mean Value Recording For Home
$89.00 Save $60.00 RRP: $149.00
Indoor Co2 Meter, Air Quality Monitor For Co2 Tvoc Formaldehyde Carbon Dioxide Monitor Multifunctional Air Detector Intelligent Real Time Data For Hom
$89.00 Save $40.00 RRP: $129.00
Gas Leak Detector Analyzer Methane Combustible Natural Tester Sound Double Alarm Lcd Alcohol Gas Le
$69.00
St9700 Handheld Carbon Monoxide Meter Co Gas Tester Air Quality Monitor Detector Gauge
$159.00
SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity 2 in 1 Sensor
$59.00 Save $45.00 RRP: $104.00
Air Quality Detector for Formaldehyde TVOC AQI for Various Occasion
$94.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Metha--White
$59.00 Save $10.00 RRP: $69.00