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