Bigbro Door Chimes & Bell Wireless Calling Remote Door Ball for 2 Switch for Home Shop Office with 32 Music - Product Features
- Does not require to be attached to electric points, works on Batteries, you can install the remote buttons in one location. such as front door or back door
- With double side stickers at the back side of the remote button. very easy to install.
- The ultra-distance remote control (50 meters long) meets the need of various buildings.
- 2 x Doorbell push button transmitter + 1 x wireless doorbell + 2 battery pack for trigger push button included in the pack