The product is compatible with all BERG Nexo children's scooters. It features 12 different light and color settings. It is easily installed on the underside of the scooter. The brightness activates automatically with motion. Batteries are included. The built-in motion sensor ensures an exceptionally long battery life. There is an option to turn the LED lighting on or off, as well as automatic operation. If no motion is detected for 15 seconds, the light will automatically turn off.