Home Welcome Doorbell Intelligent Wireless Doorbell Waterproof 300M Remote smart Door Bell

38 ringtones to choose from and 3step volume control 085dB
Eyecatching backlight flashes when someone pushes the doorbell Particularly suitable for the elderly deaf and pregnant women
Uses machinelearning to prevent interference from other wireless transmitters
Designed to last up to 25 years
Working frequency 433 MHz
Receiving distance 300Min open area
Transmitter size 75 x 51 x 20 mm Receiver size 95 x 65 x 24 mm
Receivers Rated voltage AC 110V220V 240V
The transmitter 12V23A battery factory preinstalled battery not included

nbsp