DY-MC100B Wireless Door Window Detector Sensor Alarm 433MHz for Security Alarm System

Description :
The appearance is unprecedentedlysmall and delicate.
The antenna is built-in which is a new design.
The front cover can be opened to replace the battery by sliding.
It works with the alarm host to detect whether the doors, windows or drawers are illegally opened or moved.
Once the unpermitted opening or move is detected, it will send out signals to the host to achieve the goal of anti-theft alarm. Specification :
Input voltage: 12V 23A (50mAH)
Static current: a3uA
Alarm current: a15mA
Alarm indication: LED red
Radio frequency: 433MHz (±75KHz)
Transmitting distance: a80m (in open area)
Operating temperature: -10a to +50a
Humidity: a85%
Package size: 67*51*22mm
Package weight: 38g
Package includeds :
1 xWireless Door Window Detector
2 x Stricker
1 x User Manual
Details pictures :