Features: * : Our cat toys are made of , not easy to break, reusable and durable. * Obstacle Avoidance: Built-in intelligent motion sensor and automatic obstacle avoidance system. As long as the cat touches it with its nose or paw, it will immediately activate and play with the cat. When encountering an obstacle, it will automatically reverse and move away. * Multipurpose: Use this cat teasing ball to encourage natural feline play behavior and enhance interaction with your cat. It also helps relieve pet anxiety. * Daily Entertainment and Anxiety Relief: These cat toys are designed to provide cats with fun and stimulation, helping to reduce anxiety and destructive behaviors such as chewing on furniture, shoes, or sofas. * Great Gift: This cat toy makes a thoughtful gift for cat owners during holidays such as Christmas, Thanksgiving, birthdays, and other special occasions. Notice: 1. Actual color may be slightly different from the image due to different lighting conditions. 2. Please allow 1-3 cm deviation due to manual measurement. Material: ABS, Silicone Size: Diameter 43mm Battery capacity: 80mAh Package List: 1 x Cat Toy