fun toy for your cats. keep your cats interested in hunting and exercising. The cat toys ball is made of premium ABS material, which is non-toxic and odorless, eco-friendly and durable. Features: Cat balls intelligent and automatic interactives: the ball automatically changes direction when it hits an obstacle. The integrated centrifugal rolling device makes it easy to get out of dead corners. Self-rotating: the shape of the ball and the self-balancing system allow the ball to move freely in a very unpredictable way. Keep the cat healthy: Built-in LED light can automatically rotate with the ball to attract pet’s eyes, stimulate the cat initiative of the pet and keep healthy. Large Capacity: The interactive cat toys can work for three to four hours continuously after fully charged, battery life ultra-long life. USB rechargeable, no need to replace the battery. Durable and safe material: The best cat toy is made of odorless ABS plastic. Non-toxic and odorless, environmentally friendly.