["brand new and high quality\nFeatures: \nMade of high quality plastic, it is solid, durable and good performance, long service life\nIt adopts advanced catalytic sensor, quickly response, fast alarm, low consumption and energy saving.\nWhen the concentration of flammable gas reaches 2%, yellow LED lights up; when the gas reaches 10%, red LED lights up. \nIt can be used to test natural gas, methane, propane, biogas, LPG and some other flammable gases.\nEasy to install, effectively protects your safety. \nPen shape, compact size, easy to carry\nGreat for home and industry use.\nGas Leak Detector only, other accessories demo in the picture is not included!\n\nSpecification:\nPowered by: 2 x AA batteries(Not included)\nMaterial: Plastic, Catalytic Sensor\nSize: app.22 x 2cm/8.66 x 0.79in\nColor: White\nQuantity: 1 Pc\n\nProduct Parameters:\nTest Gases: natural gas, natural gas, methane, LPG and other combustible gases\nWarm-up Time: Less than 60 seconds\nAlarm frequency: 2.713KHz/30ms; 2.713KHz/100ms\nAlarm mode: 2%LEL (LED Yellow)\n 10%LEL (LED Red)\nResponse time: Less than 20s\nAlarm method: Sound, light\nWorking Temperature: 10-40℃/50-104℉\nEnvironment humidity: Less than 90%RH\n\nNote: \nNo retail package.\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage Includes:\n1 x Combustible Gas Leak Detector"]