Speeding thrills and racing excitements could be had with Tamiya's little but sophisticated motorized types of "Mighty Mini 4WD" series. High efficiency shaft driven 4WD mechanics is incorporated in these pocket-size models. The vehicles' wide tread and long wheelbase offer excellent security during operating. Includes large diameter tires and race slicks for increased top speed. Requires a 130 kind electric motor and two UM3 (AA) size batteries for procedure (perhaps not included).