1) Simple, vivid and no-wire installation design avoid troubles and save money when in installation and do not effect decorate environment

2) Remote control range up to 80 meters in open air, suitable for homes and high floor houses

3) 38 Melodies for selection

4) Easy to install

5) Two receivers included

6) For receiver: Powered by 2 x AA batteries (not included)

7) For remote control: Powered by 1 * 23A battery (Included)

8) Comes with mounting screws and sticker