Feature:1. Premium Material: Combustible gas detector is made of premium ABS material, wear resistant, anti aging, sturdy and durable.2. Function: Gas tester for detecting combustible gas leak, including methane or natural gas, propane, ethane, toluene, ketone and other flammable gases.3. Excellent Performance: Sound and light leakage alarm, adjustable sensitivity, instant response, precise location of leakage and low power indicator.4. Portable Design: Portable gas tester can be taken anywhere, lightweight and compact size, will not take up too much space, convenient for using.5. Wide Application: Gas detector can be used in household, industrial and auto repair factories, prevent accidents by detecting gas leaks.Specification:Item Type: Gas Leak DetectorMaterial: ABSDetection Gas: Combustible gasSensitivity: Adjustable, minimum 50 PPM (methane)Alarm Mode: Sound and light alarmResponse Time: InstantBattery: 3x1.5V AA battery (shipped without battery)Warm Up Time: < 20 secondsContinuous Operation Time: 9 hours (slightly different due to working conditions)Operating Temperature: 0-50, Relative Humidity 80%Storage Temperature: 10-60, Relative Humidity: 0-90%Application: Suitable for all kinds of scenarios, factories and garages, universal.Package List:1 xGas Leak Detector1 x User Manual