Flammable Natural Methane Sniffer 50-1000PPM Leak Detector With Audible- Visual Alarm High Sensitivity Portable

High sensitive, semiconductor
Come with audible- visual alarm, lightweight and portable, to use.
Powered by 2xAAA batteries(NOT Included).
Bring convenience to your-life, and rest assured-.
Can be used to measure methane, propane-, benzene, epoxy ethane, Is ethane, N-butane, ethylene, ethane, ethanol, acetylene.