Speeding thrills and racing excitements can be had with Tamiya&39;s small but sophisticated motorized models of "Mighty Mini 4WD" series. High efficiency shaft driven 4WD mechanics is incorporated in these pocket-size models. The cars&39; wide tread and long wheelbase provide excellent stability during running. Comes with large diameter wheels and racing slicks for increased top speed. Requires a 130 type electric motor and two UM3 (AA) size batteries for operation (not included).