They'll hop on…and let the good times roll! A 3-wheel design gives them the stability they need, driving at comfortable speeds up to 2.5 mph. It lets them move forward or backward—and plays music, too! Powered by a 6-volt rechargeable battery (battery and charger included). Also uses 3 AA batteries (not included). Assembly required. 50-lb. capacity. 41 3/4" l x 20" w x 30" h. Ages 3-6. Helmet not included but recommended.