[High-Quality Material]: Our interactive cat toy ball is made of high-impact, wear-resistant and non-toxic materials. It is durable enough that it will not break even if it hits the wall. There are no small parts, you can safely let your cat or puppy play and lick. [Upgraded USB Charging]: No need to replace the battery. This smart interactive cat ball toy has a built-in 1000mAh lithium-ion battery. The USB charging design is not only convenient but also environmentally friendly, and there is no need to spend extra money to buy a battery. [Intelligent Automatic Shutdown] : You only need to open the ball to play, when your pet is tired to turn off the smart ball, automatic standby for 3 minutes, can be activated by touching and nearby sound, to save power, to prevent your pet from losing interest in it. [Easy to Use]: Just press the button, the ball will start to rotate 360 degrees and attract the pet's attention, and at the same time produce colored light. When the ball collides with walls, chairs, doors, etc., it will automatically change direction. [Best Toy]: It is very suitable for those who dont have time to play with cats. Even if your cat is at home alone, they can play with our automatic toys. Dont worry that they will get bored. Its better to help cats with chase training and keep them safe. The cat is healthy. Size: 60*80mm Sphere diameter: 48mm