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Shop the best prices on 23,814 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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65 - 96 of 3,200
Portable Combustible Gas Analyzers with Light Long Battery Digital Display and Alarm System Multicolor
$89.00
Measuring Range 0 To 4000 Ppm Testo 310 Flue Gas Combustion Analyzer O2 Co Co2 Without Printer
$3,699.00
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustibl
$179.00 Save $70.00 RRP: $249.00
Formaldehyde Detector, Formaldehyde Monitor, Air Quality Tester for Indoor Home
$26.95 Save $8.00 RRP: $34.95
Combustible Gas Detector for O2 H2S CO LEL - Portable 4-in-1 Monitor
$219.00 Save $60.00 RRP: $279.00
Portable Air Quality Detector, Rechargeable and Portable HCHO TVOC Tester
$35.95 Save $10.00 RRP: $45.95
Portable Handheld Gas Leak Detector with Dual Alarms - Low Consumption for Combustible Gases
$74.00 Save $105.00 RRP: $179.00
WiFi Gas Alarm Plug in Combustible Gas Detector for Tuya APP Control Support Flammable Gases Methane Butane Detecting for Home RV
$30.95 Save $33.05 RRP: $64.00
LPG Detector for RVs with Alarm Sound and Included Power Cord
$69.00 Save $70.00 RRP: $139.00
Portable Air Quality Detector, CO2, TVOC, HCHO, Humidity, Temperature, 5 in 1, Multifunctional Indoor Air Quality Tester, Black
$30.95 Save $9.00 RRP: $39.95
Hydrogen Meter,Hydrogen Test Pen High Hydrogen Test Pen Digital Hydrogen Meter Ultimate Reliability
$41.95 Save $107.05 RRP: $149.00
2pcs Mq-9 Mq9 Liquefied Flammable Methane Gas Sensor Module
$3.95 Save $5.00 RRP: $8.95
-6000 Freon Leak Detector Halogen Leak Detector Refrigerant Gas Hvac R22 R410a R134a R1234yf Cfcs H
$48.95 Save $80.05 RRP: $129.00
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor White
$10.95 Save $15.00 RRP: $25.95
4-in-1 Gas Detector, Toxic and Hazardous Gas Tester Portable Combustible Gas Detector and Alarm
$169.00 Save $100.00 RRP: $269.00
Formaldehyde Sensor Module Gas Detection Sensor Mq138 Mq-138 Aldehydes And Ketones Alcohols Gas Sensor
$79.00
Gas detector oxygen sensor for AO-02 compatible with AO2 AA428-210 AO2PTB-18.10 replacement
$84.00 Save $35.00 RRP: $119.00
Portable Ammonia Gas Detector,0-200 PPM Rechargeable Ammonia Gas Monitor,Digital Air Quality NH3 Gas Meter US Plug
$229.00 Save $140.00 RRP: $369.00
Smart Sensor AS8800L Gas Detector Protable Mini Combustible Gas Leakage Location Determine Tester with Sound and Light Alarm
$35.95 Save $16.00 RRP: $51.95
Propane Detector 12V LPG Natural Gas Sensor Leak Alarm 85DB Siren for Car RV Home Digital Propane Tester Meter(Black)
$36.95 Save $17.05 RRP: $54.00
2.4G Wifi Natural Gas Sensor Combustible Smart LPG Gas Alarm Detector Leakage Sensor Wifi Temperature Detectors EU PLUG
$36.95 Save $22.05 RRP: $59.00
BME680 Environmental Sensor Module STEMMA QT/Qwiic Interface Temperature/Humidity/Air Pressure/Gas Detection
$23.95 Save $14.00 RRP: $37.95
Sound & Screen Alarm Mini Gas Detectors Practical ABS Sound Alarm Gas Analyzers Gas Leakage Meter LCD Environmental Tester Multicolor
$54.00
ZE25-O3 Ozone Sensor Module for Ozone Monitoring, 0-10ppm Range with Multiple Output Options
$74.00 Save $45.00 RRP: $119.00
High-Precision Gas Tester Rechargeable Portable HCHO Alarm Trending TVOC Air Quality Formaldehyde Detector
$149.00 Save $90.00 RRP: $239.00
4X Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
$149.00 Save $80.00 RRP: $229.00
Portable Air Quality Detector Multifunctional Digital Carbon Dioxide Monitor For Home Bedroom Office
$27.95 Save $111.05 RRP: $139.00
High Accuracy Air Quality Monitor Co Co2 Hcho Tvoc Detector Gas Detector Led
$64.00 Save $255.00 RRP: $319.00
Gas Detector, Lpg/natural Gas/coal Gas Leak Detector Plug In Sensor Monitor With Audible Alarm1pcs-UK plug
$44.95 Save $84.05 RRP: $129.00
Nuclear Radiation Detector Tube Dosimeter Monitor Beta Gamma Xray Geiger Counter
$119.00 Save $120.00 RRP: $239.00
LCD Carbon Monoxide Detector, Gas Sensor Alarm for Home Safety
$11.95 Save $20.00 RRP: $31.95
5 In1 Co2 Meter Digital Temperature Humidity Tester Carbon Dioxide Detector Air Quality Monitor Tvo
$37.95 Save $66.05 RRP: $104.00