1.[Upgraded Interactive Rolling Dog Ball]Keep your furry friend entertained for hours with our upgraded Interactive Rolling Dog Ball, designed to stimulate their hunting instincts and promote regular exercise. 2.[Interactive Dog Toys]This Automatic Cat Toy is equipped with a built-in intelligent motion sensor and obstacle avoidance system, when the dog ball encounters obstacles or narrow spots, it will reverse itself and move away. ensuring continuous fun for your pets. 3.[ and Fun Design]The Interactive Rolling Dog Ball features a secure twistable shell that prevents easy disassembly, along with added rope space for tugging. The moderate sound it emits adds excitement, keeping your puppy engaged. 4.[Electric Dog Balls for Pet]Our Interactive Rolling Dog Ball is equipped with a USB charging cable that allows for up to 6 hours of uninterrupted exercise with just 30 minutes of fast charging, making gameplay more enjoyable and cost-effective.