Wireless Doorbell No Battery Required Waterproof Self-Powered Door Bell Sets Home Outdoor Kinetic Ring Chime Doorbell

Origin: CN;GUAOrder No.: QX-001Power supply mode: transmitter self-generating, receiver plug-inPlug mode: US,EU,UK,AUColor: white , black,goldCombination: One to one (1 transmitter+1 receiver),1 transmitter.1receiver; A transmitter can control up to five receivers, and a receiver can store up to five transmitter signals.Advantages and characteristics: 1.This doorbell does not need batteries and wiring. It is plug and play, convenient and practical, and easy to install2.Built-in 38 welcome music/4 adjustable volume (including mute) 3.IP44 waterproof grade, caneffectively prevent rain intrusion, and can prevent sun and water 4.150 meters remote control distance (open space), indoor distance is about 50 meters (no partition) (this data is the obstacle free test distance of the experimental open space, the actual distance will vary depending on the use environment and the obstacles, please take the actual distance as the standard)5.Applicable scene: residence, hotel, villa, hospital 6.Function: learning code Technical parameters1.0perating voltage: AC 100-230V2.Power consumption:0.25W3.Wireless frequency: 433 MHz4.0perating temperature:-10°C~+45°C5.Ringtone volume:>50dB/1m6.Wireless distance: 150 meters (open space)7.Receiver size:95x52x32mm8.Transmitter:no need battery9.Transmitter size:80x50x21mm