This Wireless Doorbell features simple and No Wire design, which can be installed in kitchen, living room and bedroom. With this smart doorbell, you will never miss any guests.
|Transmission Distance (Maximum)||> 150 meters|
|Battery for receiver||2×1.5V AA battery (NOT include)|
|Battery for doorbell button||1×12v 23A battery (include)|
|Size for Receiver||9.5L x 6.5W x 3H cm|
|Size for doorbell button||8.5L x 8.5W x 3H cm|
|Package Size||20.5L x 16W x 3.5H cm|
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