Features 1、Main Application: This gas detector can be used for fast and reliable detection of flammable gas leaks in gas pipelines, a must have tool for professionals. 2、Standard Production: Sensitive performance with a low power consumption, this gas detector has a long service life. 3、Double Alarm: When the leakage of combustible gas is detected, the machine will beep and alarm, and the display has a red prompt. Easy for you to monitor. 4、ABS Material: Made from premium ABS material, scratch resistance and impact resistance, not likely to deform, has excellent durability for long working hours. 5、Easy Operation: Press the power button to switch on and wait for 30 seconds to warm up before use, long press the power button to shut down, the operation is simple and convenient. Specification Item Type: Combustible Gas Detector Mode: HT60 Material: ABS Battery: 1.5V AAA Battery (Without Battery) Application: Gas Concentration Detection Basic Parameters: Sensor: Gas Sensing Semiconductor Detection Range: 50 to 1000PPM (Methane) Response Sensitivity: >50ppm (Methane) Detected Gas: Acetone, Acetylene, Alcohol, Ammonia, Benzene, Butane, Ethanol, Ethylene Oxide, Gasoline, Hexane, Hydrogen, Methane, Naphtha, Natural Gas, Propane, Solvents, etc. Warm Up Time: About 30 Seconds Response Time: <=500PPM: About 5 Seconds >500PPM: About 2 Seconds Alarm Mode: Analog Display and Buzzer Package List 1 x Combustible Gas Detector 1 x Manual