Wireless Doorbell No Battery required Waterproof Self-Powered Door bell Sets Home Outdoor Kinetic Ring Chime Doorbell

Features 1 Strong Signal

It can penetrate 34 walls and wireless range up to 150 meters in open areagreat for large house including willas apartmentofficesshopswarehousesetc

Features 2 IP68 Waterproof level

Rainy days can also be usedsaed and durable

Features 3 38 Songs Home Welcome Door Chimes

The doorbell can be muted when sleeping

Features 4 Not only a doorbell but also a pager

When the elderlybabiesand pregnant women sleeping alone have needspress the transmitter and the bell will ring

Features 5 Smart learning mode Userfriendly design

Multitype plug interface EU suitable for you

1Operating voltageAC 100230V
2Power consumption025w
3Wireless frequency433 MHz
4Operating temperaturegt1045C
5Ringtone volumegt50dB1m
6Transmitterno need battery
7Receiver sizeL95xW54xH68mm
8Transmitter sizeL80xW50xH28mm
9Wireless distance150 meteropen space