【Motion Activated Toy】Built-in motion sensor. When your pet touches or bites the ball, it will automatically move, rotate, or bounce for 10 seconds. The colorful LED light will then continue to flash for 4 seconds and go to standby, during which the colorful cool LED light will flash to enhance the attractiveness for your pet. This will help eliminate any boredom that your furry friend may have. 【Two Modes Available】 The interactive toy dog ball has 2 working modes: Gentle normal mode and Crazy bounce mode. Normal mode is suitable for marble, tile, and wood floors. The Crazy Bounce mode is more suitable for outdoor lawns and thin carpets. With built-in multi colors of the flash lights inside of the ball, it will definitely get your dog's attention and have them playing for hours. 【USB Rechargeable】Built with 500mAh battery, fast charging for 1.5 hours, working 4 hours continuously. Power button and USB charging hole are located inside of the ball. The Paw-Riffic Automatic Luminous Rolling Ball offers hours of fun, great exercise, and very self-entertaining. This can be a fantastic gift for not only your dog, but also for cats and other pets.