Alarm System Intrusion Sensor IR Detector

Features:
Features with a wider angle, it is specifically designed for the windows.
The curtain detector will send the alarm signal to the alarm host if human movement is detected.
Wireless passive infrared detector with high stability adopted advanced technology in signal processing, provide super high detection ability and anti-error alarm.
Low power consumption design, longer battery standby time. It can be used in summer and cold weather (indoor only).
If the control panel did not receive a signal for 8 times during 4 hours, it will send the fault information about the detector is lost.
Note: This item needs work and code with a wireless 433 alarm host, can't work alone!