product description Size: 6.4cm in diameter Color: blue, gray, white Material: ABS Package content: 1*electric cat toy 1.Your Cats Will Like ItCompared with other old cat balls, our cat ball has a more reasonable appearance after redesign, the lights are brighter more than; the light added color changing function. And we added bells and feather to help the ball further attract the attention of cats. 2.Rechargeable Cat Toy Ball No need to spend money to buy a battery, charging hours can provide up to3- 4 hours of entertainment and exercise for your kitten. 3.360 Degree Self Rotation & Catnip The purpose of the self rotating ball is to have your pet chase the ball around and have fun. With a single press of a button, the ball will start to do a 360 degrees self-rotation and attract your pet's attention. The ball will continuously move around your house while producing color light . Compared with others, our cat ball has catnip inside. When it emit the catnip taste , cats will be attracted and have more fun with the toy. 4.Automatic Direction ChangeDue to the sphere shape and self balancing system, the ball will automatically change its direction when colliding with a wall, chair, door, etc. no extra help required, all you need to do is turn the ball on to play and turn off when your pet is out of energy and done playing 5.Caution: Please use this cats toy ball on hard floors such as wooden floors, tile floors and thin carpets; it may not roll well on thick carpets .