["brand new and high quality\nFeatures:\nThe combustible gas leak detector with visual leakage indicator, can detect gas leakage. All you need to know the high reliability testing instrument in the use of all kinds of refrigerants, alkanes, combustible gas and fuel oil is of for great value in the environment of universal instruments.\nCan be used to detect hydrocarbons (methane, natural gas, gas, ethane, propane, benzene, Acetylene, propane, N,N,N,n, Pentane, hexane, gas oil, toluene), halogenated hydrocarbons(methylchloride, methylene chloride, three chloride, vinyl chloride), alcohols(methanol, ethanol)etc.\nFeatures:\nPortable detector for detecting all combustible gas.\nLong flexible stainless probe reaches all areas. \nAudible semiconductor probe and auto fast warm-up.\nInstant response, pinpoint leak position and low battery indication.\nFrequency & visible leakage alarm indication and adjustable sensitivity.\nCompact size, light weight, easy to carry and operate.\n\nSpecifications:\nColor: Red + Black\nMaterial: ABS Plastic\nDetection Gas: Combustible Gas\nSensitivity: Variable, Minimum 50 PPM (methane)\nAlarm Mode: sound alarm and light alarm \nResponse Time: Instantaneous \nWarm-Up Time: < 20 Seconds \nBattery Type: 3 * AA 1.5V Alkaline Batteries (NOT Included)\nDuty Cycle: 3 Years\nResponse Time: Instantaneous\nContinuous Operation Time: 9 hours(slightly vary with working condition)\nProbe Length: 35.5cm / 13.98in\nOperating Temperature: 0~50℃, Relative Humidity 0~80%\nStorage Temperature: 10~60℃, Relative Humidity: 0~70%\nItem Size: Approx. 160 * 65 * 33mm / 6.30 * 2.56 * 1.30in (L * for W * H)\nItem Weight: Approx. 175g / 6.17oz\nPackage Size: Approx. 23.5 * 14 * 4cm / 9.25 * 5.51 * 1.57in (L * for W * H)\nPackage Weight: Approx. 214g / 7.56oz\n\nNote:\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 * Combustible Gas Detector\n1 * User Manuall"]