Ideal for detecting more combustible gases (including hydrocarbons) than competitive units; sensitivity as low as 5ppm (methane);Numeric LED display of sensitivity; bright LED is visible in sunlight; Response time is instantaneous and warm up time is less than 10 seconds;Features long life sensor (300+ hours), unique digital leak size alarm, automatic calibration and alarm mute mode;MSHA approved; intrinsically safe (in methane-air only);Made in the USA

• General Tools CGD900 Intrinsically Safe MSHA Approved Combustible Gas Leak Detector
• Multicolored

General Tools CGD900 Intrinsically Safe MSHA Approved Combustible Gas Leak DetectorGeneral Tools