Wireless Doorbell

Wireless Doorbell
The doorbell consumes less than 3W, the transmitter uses 12V 23A battery power and can last for more than a year.
The built-in stereo emits a loud but clear soundwhich issuitable for family homes, offices, factories, restaurants, etc
The doorbell is simply designed and has no wires, making it fit perfectly on the wall or the door. – 5-4