1Showing the concentration of the gas in real time, tells you whether or not it's leaking, but also tells you how much it's leaking, making it easier to find out where it's leaking. 2Can detect methane, liquefied gas, natural gas and gas, widely applications. 3Widely used in domestic kitchen, water heater, gas pipeline, propane tank station. 4Suitable for engine room water leakage, exhaust gas and fuel oil leakage, pipeline inspection, sewage treatment. 5Also can be used for municipal, electric power, mining, tunnel construction, brewing and other places to detect combustible gas. Condition: 100% Brand New Item Type: Combustible Gas Detector Material: Plastic + electronic Purpose: Digital display combustible gas detector Battery: 1pc V4MBL5C lithium battery of 200MAH Plug: US AC100-240V Size: As Pictures Show 1 x Combustible Gas Detector 1 x Lithium Battery 1 x Plug 1 x Wire