Product Description: Material: ABS The ball diameter:4.8cm/1.89" Product Features 1, 3 minutes automatic standby, cute claws touch games continue 2, drilling into the bottom of the bed can also come out and automatically avoid obstacles. 3, loop charging, USB charging happy fitness, not stop, colorful LED colorful light 4, tailor-made fitness plan, smart escape route, with the master to come at home, a marathon off-road
