GAS-TRAC® NGX-6 COMBUSTIBLE GAS DETECTOR Features a highly sensitive sensor to locate gas leaks quickly and precise tick rate control to pinpoint them fast. The GAS-TRAC®'s unique design features solid state electronics, automatic zeroing and calibrated LEDs to indicate gas concentrations. Key Benefits -100% solid state/low maintenance -Battery saver circuitry with auto shutoff -Durable case with reinforced stress points -LEL warning lights -Loud, variable tick rate warning system -10 ppm sensitivity -FM Approved Common Uses -Locate inside and outside gas leaks easily. Calibrated alarm warns of potential hazardous gas build up. -Locate gas leaks on gas fired power stations. -Identify the presence of hazardous material such as gasoline, industrial emissions or spills. Identify suspected areas of accelerant usage. -Warn of combustible gas build-ups in confined spaces.