Curtain PIR Wireless intrusion detector MD-448R

Direction identification curtain PIR detector.
Windows intrusion detection system wall or ceiling installing PIR motion sensor. Wireless burglar alarm intrusion detector security sensor.
Functions and Specification:
1.It adopts digital micro-processor with energy pile-up logical process, random dynamic time split technology.
2.With high receiving effect by using precise column lens.
3.With tamper switch to avoid illegal open or moveing.
4.Can enable or disable direction function and direction can be choosed.
5.Detection angle:20°Detection distance:6m /25℃
6.Working voltage:3V (2pcs normal dry batteries)
7.Transmit frequency:433MHz
8.Installation height:1.6 to 2.4m(5-8 inches)
9.Dimension:90*50*40mm