1.Unit Size:Φ107X35mm
2.Working Current:
   1-Static Current: ≤10μA
   2-Alarm Current: ≤12mA
4.Operation Voltage: DC 9V Battery
5.Alarm Sound: ≥85dB(3m)
6.Ambient Temperature: -10°C-+60°C
7.Ambient Humidity: ≤95%RH
8.Sensor: Optical
9. Low Battery Alert Remain: 7-15 days