1Balance car design, automatic rotation cat toy, with centrifugal spinner, back and forth through the cat and its own gravity, the cat stick chaser is 180 selfswing, 360 selfrotation. Satisfy your cat's play instinct and reduce cats' destructive behavior, increase their IQ, and maintain physical alertness. A great idea to make your cat vital, happy and healthy. 2The toy is made of environmentally friendly highquality ABS and real feather materials, so you don't have to worry about the cat toy ball being scratched or bitten by the cat, it is safe and durable for your cat to play. This is the perfect gift for your kitty. 3Longlasting battery life, stable performance; using lithium battery, 500mAh continuous use. Two speeds with one button; multitrack irregular movement, suitable for different cats. It stops automatically in 30 minutes to keep the freshness. 4The smart cat toy roller has builtin soft colored LED lights, and the external design is more attractive to cats and protects the cat's eyes. It can be run on almost all floors, and carpets can also be used. 5Real animal feathers. The feathers are detachable and easy to disassemble and assemble.