Pedals rather than a battery, so nothing needs charging and the kart works for as long as the legs do. The seat slides in 1.4 in steps to follow a child from three to eight years, sitting 12 in off the ground with a 12 in backrest behind. A hand brake and two control modes let a child pedal forward or push backward to reverse. Multi-terrain wheels handle a lawn as well as a driveway. ASTM and CPSIA compliant, rated 77 lbs, measuring 37.5 x 26 x 25.5 in at 21.5 lbs. Red is one of three colorways.