HABOTEST Portable Gas Analyzer HT601B Household Gas Leak Detector Gases Detector PPM Meter Methane Concentration Alarm Instrument

Features:
Compact structure and light weight, portable to use and store, providing you a better using experience.
Adopts high precision sensor for fast response (2 second) and accuracy detection (10%F.S.).
High-definition LCD display for clear and easy reading, HT601B supports digital bargraph display and HT601A supports bargraph display.
Dual-way alarm including sound alarm and bargraph alarm for timely feedback on the results.
Powered by 3 * AAA battery (NOT included), with low battery indication, long standby and easy for replacement.
Gas detected (partial listing): Acetone, Acetylene, Alcohol, Ammonia, Benzene, Butane, Ethanol, Ethylene, Oxide, Gasoline, Hexane, Hydrogen, Methane, Naphtha, Natural Gas, Paint Thinners, Propane, Solvents, etc.