Description: Two Modes Interactive Cat ToyOur automatic moving rolling ball is divided into two modes: normal and intelligent. After opening, it will moving different frequencies. You can switch to adapt to different cat games. Intelligent Obstacle AvoidanceThe cat toy ball can be woken up through tapping in the intelligent mode, and intelligently chooses the route to avoid when encountering an obstacle. High QualityMade of high quality ABS material, soft and skin friendly silicone wrap, in addition to quiet rolling, increase friction, stronger bite resistance, and durable. USB RechargeableCharging is faster, more stable, and safety. It only takes 2 hours to charge, and the package comes with the included charging cable. Best Gift The size that the cat likes, intelligent wake up, long time companionship, the cat toy ball can also exercise the cats body. Specification: Material: ABS, Silicone Size Chart: 4.5cm/1.77inch Package Includes: 1 Cat Toy Ball