Features:
100% Brand new and high quality!
100 Meter Wireless Door Bell
36 Melodies to choose from. Can be changed from a touch of a button
Easy to install
Waterproof remote button 
Energy saving design.
Wireless， digital and remote control
Ideal for house， office etc
Build in anti-interference desgin， avoid the interference between users
This wireless chimes allow you to choose between different chime sounds without dealing with all of those annoying wires. 
You can install the doorbells in locations， such as kitchen， back yard， bedroom， etc.

Instructions:
1.Press the small gap on the underside of the remote control with a flat screwdriver.
2.Open the remote and insert the 12V 23A battery (included).
3.Close the remote again and then stick it where you want
4.Insert the 2 * AAA batteries (not include) into the receiver.
5.Use the button on the side of the receiver to change the melody to your favourite.

Specifications:
Color: Blue/Purple/Orange
Remote Control battery: 1* 12V 23A battery (included)
Doorbell battery: 2 * AAA batteries (not include)
Remote Control size: approx. 76*37*23mm
Doorbell size: approx. 92*62*30mm

Package includes:
1 x Remote Control Button (Transmitter)
1 x Wireless Musical Doorbell (Receiver)
1 x 12V battery

Please Specify The Color That You Need， Or We May Send Blue， Thank You.