Check the listing for details. UEi CD100A Combustible Gas Leak Detector. Condition: New. Listed at 186.99 USD. UEi CD100A Combustible Gas Leak Detector The CD100A is designed to detect combustible gas leaks in residential and small commercial applications. Sensing leading combustible (Natural Gas, Propane, etc), non-combustible, and toxic gases and has > 50ppm methane sensitivity. Detects Propane-Based Refrigerants R290A and R600. Also known as “Natural Refrigerants” or “Not in Kind". Semiconductor sensor responds instantaneously to all combustible gases. The easily adjusted, steady tic rate provides a precise indication of the leak source. The CD100A can be used in tight quarters where others might not fit. The CD100A is backed by a 1-Year limited warranty. Functions Detects : Combustible gas Detection Sensitivity : 50ppm Features Worklight : Yes Protective Boot/Overmolding : Yes Warranty : 1-Year limited Gooseneck : 18 inch Adjustable Tic Rate : Yes Audible and Visual Tic Rate : Yes Standards IEC 61010 : 61010-1 EN500082-1 : Yes Includes Manual (Eng) : Yes Batteries : 9V