Operating voltage: 85-265V AC + 9V battery backup;

Alarm level: CO 150PPM(±80PPM); Natural Gas 10%(±5%) LEL;

Japan NEMOTO electrochemical CO sensor; Catalytic LPG sensor;

Sensor life: 5 years; LCD screen of gas concentration;

MCU processing, Auto-check sensor failure;

Sound & Flash alarm;

Dual sensor detection; SMT manufacture technology;

Wall mounted;Dimension: 118.5*82*43mm;