Self Powered Wireless Doorbell Waterproof Door bell No Battery 150M Range UK plug Ring Bell

No battery required Press the button to convert kinetic energy into electric energy. Don't worry about the lack of battery power. Distinguish front and rear doors Press different buttons, and the receiver will send out different melodies. It is convenient to know which door has visitors. Beautiful Light Very striking light, very suitable for the elderly or deaf. 150m open distance The outdoor remote control range can reach 150m. When used indoors, it will be affected by the thickness and number of walls, and the distance is about 20-80m. Meet the needs of most residential and high-rise buildings. 60 melodies Rich melodies give families a more beautiful environment. 5-gear volume You can choose the appropriate volume according to your family needs. High decibel volume will not miss visitors, and low decibel volume will not disturb family rest. Free pairing It supports up to 8 buttons, and the receiver is unlimited. Note: 1. The distance is an unobstructed distance, which will be shorten