Motion Sensor Doorbell Alarm Door Chime for Front Door, Driveway

Description:

PIR Sensor: Motion sensor doorbell, no wiring is required.
Convenient: sensor can detect movement you will know anyone entering your setting area.
Household Supplies: Motion sensor door chime doesn' convenience.
Wide Applications: Alarm door suitable for home, , business shops, stores, hotels, factories, doorway entrance place requiring either guest saluting function, motion .
Battery Powered: The device can be used by 2x AA batteries (Batteries Not Included) work.

Size Chart:

Approx.18cmx14cmx5cm/7.09inx5.51inx1.97in

Package Includes:

1 Doll Bell
2 Greeting Device

Note:

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