Wireless Doorbell: Home Security Smart Chimes Door Bell Alarm LED Light 38 Songs.
Product Description: Just press the button, doorbell will receive the signal and you will hear the sweet tunes immediately. remind you of the arrival of visitors.
5 adjustable volume level: Choose different sound sizes in different situations.
Strong signal: Long operating range can be up to 100m in open space, perfect for large home including villas, apartment, offices, stores, warehouses, etc.
Easy to install: Just plug the receiver into power socket and attach the transmitter on door, you dont even necessarily have to make holes or damage anything.
Item Type: Wireless Doorbell
Wireless Frequency: 433MHz
Operating Voltage (For host): AC220V
Battery (Wireless Button): 3V CR2032 (Battery Not include)
Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on.
Colour:White/black
Material:ABS

Package Contents:
1 x wireless doorbell
1 x button (3V CR2032 battery not include)
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1 x wireless doorbell
2 x button (3V CR2032 battery not include)
Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.