TOMTOP Portable Natural Gas Leak Detector

Features:
Perfect to help you detect combustible gas/natural gas to find gas leaks indoors or outdoors, safe and reliable.
Built-in 360 degree detector ports, high accuracy and high sensitivity.
The LCD screen with blue color backlight indicates the concentration value clearly.
With three color indicator lights(green/yellow/red), different color light for different level alarm.
Lightweight and portable, easy to carry. Widely used for home, restaurant, hospital, hotel, gas station, factory, etc.
Powered by 2 * AA batterys(not included).
One-key operation, easy to use.