Motion Sensor Doorbell Alarm for Home,Backyard Battery

Description:

PIR Sensor: Motion sensor doorbell, no wiring is required.
Convenient: detect movement you will know anyone entering your setting area.
Household Supplies: Motion sensor convenience.
Applications: Alarm door suitable for home, business shops, stores, hotels, factories, doorway entrance place requiring either guest saluting function, motion .
Automatic.Automatic induction broadcasting,induction distance 4~6 meters.

Specification:

Plug or 3pcs AAA Battery Powered(Package not include).

Size Chart:

Approx.8.5cmx5.2cmx3.73cm/3.35inx2.05inx1.47in

Package Includes:

1 Doll Bell

Note:

1. Please slightly error due to manual measurement.
2. Due to between different monitors, the picture may not reflect the actual the .