Creative Technology, Battery-less, Self-powered(No need battery), It is simple & easy to operate, has stable transmission signal, fit for apartment, villas, home, hospital and many other places.
36 selectable ringtones is good for your ears and keep good mood, the volume is high enough to cover your house.
Wireless doorbell, signal can pass through doors, walls, floors, remote distanceis up to 100m outdoor, 30m indoor, if you have two floor or other areas, you want both areas to ring from others pressing a singe transmitter button.
There are Luminous Sticker on the doorbell, shining in the night, don't worry about can't find it, LED indicator on both transmitter and receiver, doorbell with ipx7 design, it's able to withstand the every normal environment.
Package includes: 1 x Doorbell Transmitter with 3M adhesive tape (button); 1 x Doorbell Receiver; 1 x Backup 3M adhesive tape; 4 x Luminous Sticker