Self-generating doorbell wireless household battery-free waterproof wiring-free 433 doorbell - white

No batteries required: After pressing the button, it will generate electricity by itself and send a stable signal to the receiver, no need to worry about frequent battery replacement, and no need to worry about battery exhaustion.

Wireless without distance: With strong anti-interference characteristics, no need to worry about the poor signal next door. The wireless doorbell can detect up to 590 feet (about 180 meters) in an obstacle-free environment.

Easy to install: No wiring or electrician installation is required when using it, just plug the receiver into the socket and it can be used. The wireless doorbell is a small box that can be plugged into any power outlet. The doorbell comes with screws and strong adhesives, giving you a variety of installation options.

Loud enough wireless doorbell: This doorbell receiver has 4 levels (including mute) adjustable volume ranging from 0 to 80 dB, the volume is very loud and can be heard throughout the house. Including the hearing-impaired. Make sure you don't miss any visitors, even if you are only a few rooms away or on another floor.

This wireless doorbell has 38 ringtones to choose from, you can change the ringtone according to holidays or any time you are interested in.

Weatherproof and waterproof: IP68 dust and water resistance rating;

Package Contents: Doorbell Kit"