This combustible gas leak detector is capable of detecting a number of gases including: natural gas, methane, benzene, ethane, propane, butane, acetone, alcohol, ammonia, gasoline, jet fuel, industrial solvents, lacquer, paint thinner and naptha. The R9300 is alarm is set at 10% (LEL) for methane.

Features
Detects a wide range of combustible gases including: gasoline, propane, natural gas and fuel oil
High sensitivity detects small leaks
Designed for one-handed operation
16 (406mm) gooseneck for hard to reach areas
User adjustable sensitivity wheel
Alarm set at 10% LEL for methane
Earphone jack for loud environments (earphones sold separately)
Tricolor visual indicator
Audible (variable tick rate) and visual (LED) alarm indicators
User replaceable sensor