Environmental friendly material This automatic pet ball is made of odorless, safe and non-toxic plastic. The built-in red LED light is very soft and won’t hurt your pet’s eyes. Fun interactions When your pet tries to touch the comforter, it quickly escapes, with flashing LED light and sound animated “whoosh” for lots of fun. Automatic movementThe toy ball has a built-in motion sensor, and the toy automatically runs away when the animal approaches. Unpredictable random movements can easily attract your kitten/dog and keep your baby happy. Smart Obstacle Avoidance After the electric ball starts rolling, the built-in high-speed universal wheel will change direction when it rolls. will quickly hit an obstacle. Keep Pets FitThe Runaway toy easily inspires your dog or cat to hunt and exercise, keeping your cat healthy and mentally active.