Door Sensor Alarm CWS-3T1
The door sensor alarm CWS-3T1 comes with 1 magnetic sensor and 1 plug-in receiver chime. You can install the sensor on door or window edge, the receiver chime will be triggered and alerts immediately when the door or window be opened up to 0.4 inches. It can use to deter door window break-in or alert children, pets slip out.
Working Distance : 600ft in open area. 300ft - 500ft for house, store or small office.
Working voltage : 110V-220V
Volume : 4 levels of adjustable volume from 25-100 dB
Tones : 52 Melodies for option
LED : Blue led light flashing when working
What's in the box
1 x receiver chime
3 x magnetic sensor
3 x CR1632 battery in sensor
3 x double-sides adhesive sticker
1 x user manual