[Smart Interactive Toy]Built-in motion sensor, if your cat or dog touches or bites it, it will roll and rotate automatically or jump frantically, then go into standby mode. The ball has a built-in multi-colored flashing light to attract your dog's attention and bring more joy to your furry child.[Eco-friendly Material]Eco-friendly material can be trusted to bite, TPR soft rubber material is safe and non-toxic, not easy to grow bacteria, remove the shell can be washed directly with water. Automatically in standby state after 5 minutes of operation, easily press the ""switch"" button to start.[Automatically Avoid Obstacles]With intelligent design, the interactive toy ball can automatically avoid and plan a new route when it encounters obstacles. It fully attracts the attention of dogs and stimulates their hunting instinct during interactive games, allowing them to play and train as they please.[DC CHARGING FUNCTION]The smart toy ball has an upgraded DC charging mode. Simply plug the supplied DC charging cable into the charging port on the top of the interactive ball, then charge it easily. It can be fully charged in 1.5 hours and can be played for 4 hours without interruption.[Warranty & After-Sales Service]If you need help or have any questions, please feel free to contact us, we will definitely provide you with a satisfactory solution in time.