Features:
1.Infrared sensor monitor
2.Used for welcome and alarm
3.both AC and DC are available
4.Infrared datecting distance is 6-8m
5.Dtecting angle is 120 degree
6.Good design.
7.Doorbell wife:5~7 years
8.IP55 waterproof
9.Best long range wireless doorbell

Spec.:
1.Size:98.8*77.5mm
2.Battery:3*1.5AA
3.Color:black or white

Application:
Home,shop,office,factory,

ODM&OEM
We support ODM and OEM for doorbell products,depends on your request.