1、SMART OBSTACLE AVOIDANCE: Smart interactive cat ball simulates the escape trajectory of prey rolling, hitting an obstacle and then intelligently choosing a route to avoid it. Smart mode wakes up by tapping, perfect for cats to play. 2、STIMULATE CURIOSITY OF CATS: Rechargeable wicked ball stimulates the curiosity of cats with batting, chasing and rolling sounds. With smart algorithm, it will respond enthusiastically when the cat touches or kisses it. 3、TWO MODES: Automatic cat ball has two modes, the default green mode on, the jumping ball pulsates, press the on button again for blue mode, the vibration does not pulsate. 4、RECHARGEABLE: Cat smart ball does not require repeated disassembly of the ball, just plug in the charging cable and it will provide hours of fun for your cat. Made of silicone, it is paw, baby and furniture friendly. 5、APPLICABLE SCENARIOS: Automatic rolling kitten toys are suitable for different scenarios including tile, wooden floors, scratching boards and cat climbing frames. Build a stronger bond between you and your kitten. 1 x Smart Interactive Cat Ball1 x Charging Cable Item Type: Smart Interactive Cat BallMaterial: SiliconeBattery Type: Lithium Battery (Shipped With Built In Battery)Battery Capacity: 200mAhDiameter: Approx. 4.5cm / 1.8in