【Safety】 The interactive cat ball is made of environmentally friendly ABS material, which is safe and non-toxic. The ABS material is also scratch-resistant and bite-resistant. The LED light on the ball is not harmful to cats' eyes. You can use it in peace. Ball diameter: 6.5 cm. 【Interesting Interaction】 The cat toy ball is very easy to use. With just the push of a button, the ball begins to rotate 360 ​​degrees and initiate interesting interactions. The ball continuously moves around your house to attract your pet's attention. 【Intelligently Avoid Obstacles】 When the cat encounters an obstacle and the ball starts rolling, it rotates automatically. So you don't have to worry about the cat toy getting stuck in a corner. Ensure your cat can continue playing with the ball and expend excess energy without worrying about vandalism. 【USB Rechargeable】 The pet chase toy is equipped with a USB port, making charging easy and convenient. No need to replace the battery. It can be fully charged in 3 hours and offers your cats up to 4 hours of playtime. 【Automatic Shut-Off】 The ball automatically turns off after 45 minutes. If you don't have time to care for your pet all the time, you can choose this cat toy ball to free up your time. Please contact us.