Walmart offers the RollPlay Audi R8 Spyder 6-volt Ride-On
with free shipping
. That's the lowest price we could find by $29 and the best deal we've seen for this ride-on. Features include a max forward and reverse speed of 2.5 mph, working headlights, engine and horn sounds, and a 6-volt rechargeable battery with one to two hours of run-time per charge.