1. Voltage range: 9V--24VDC

2. Static current: ≤10mA

3. Alarm current: ≤20mA

4. Operating temperature: -5℃ -- +65℃

5. Working humidity: 10%--90% RH

6. Product size: 10.4x9.2 x5.6cm

7. Installation: indoor or dry occasion

8. LED indicator: in no-alarm state,green indicator flashing,when alarming red indicator shining