?PIR Sensor Doorbell?
1)Adapter Interface with LED light;
2)Detection angle is 90/ 120 degrees；
3)Infrared sensor monitor;
4)Both welcome and alarm function;
5)Infrared detecting distance is 6-8m;
6) Operated by 3 AA batteries;
a. Hello Welcome Chinese Version
b. Hello welcome English Version
c. 32 Musics for choosing
8)Both AC and DC are available.
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Mon-Sat: 8:00am to 17:30pm
(Note: calls in queue before cutoff time will be answered in te order they were received, currently there is no call back support)