Jan 01 2016 DY8800B Combustible Gas Leak Detector By dyinstrument Adjustable sensitivity as low as 5ppm Audible ticker signaland visual leaksize indicator Detection includes Methane(LNG,CNG), Ethane, Propane, Butane, AIcohol, Ammonia, GaSoline, Jet fuel, Hydrogen Solvents, Lacquer thinner,Naphtha Adjustable sensitivity, fast warm-up Goose neck probe