822M Mini Gas Analyzer Combustible gas detector port flammable natural gas Leak Location Determine meter Tester Sound Ligh(VICTOR 822M)

This VICTOR/RuoShui 822M meter is a combustible gas leakage detector,which isused to detect the leakage of combustible gas quickly andreliably.Sensor: Gas-sensitive semi-conductorAlarm mode: visible and audible. Operating conditions: 0 to 50*C / 20 to 80%. RHStorage conditions: -10 to 60°c / 20...80% RH. Batteries:2x1.5V AAA Alkaline battery.Low battery voltage When the power indicator is flashing, it indicates that thebattery voltage is low.Please replace the battery in time. Auto power off when no concentration is measured within 5 minutes, themeter will auto power off.