1. Material: TPR 2. Diameter: 2.4 inches 3. Battery capacity: 220mAh 4. Charging interface: Type-C 5. Charging time: 1.5h 6. Use time: 3h 7. Waterproof level: IP54 8. Suitable for small dogs, medium dogs, large dogs 9. Equipped with free scroll mode for slight swing and movement, and crazy bounce mode for fast and high bounce
