Save $149 and get the Kiddos Mop On-the-Go Kart for $149.99 from Walmart. This cart is normally $299. Plus, shipping is FREE. Features adjustable speed options from 1 to 6 mph, up to 2 hours of continuous play on a single full charge, optional mop attachment for efficient cleaning while still having fun, and supports kids 3+ & up to 66 lbs.