HS-DG812 Battery Powered Photoelectric Smoke Alarm with excellent stability and high-sensitivity. Our standard battery is 6F22, lithium battery is optional.
Key Specifications/Special Features
Power Source: 9V Battery (included).
Audio Alarm: 85dB/3m
Temperature Range: 0 to 40
Humidity Range: 5%-95% relative humidity(RH)
Sensor: Photoelectric
Size: diameter 106mm in diameter x32mm depth
Interconnects: No
Easy to install with mounting base included
Suitable for any room
Low battery signal
Test button for simple testing