Fisher-Price GeoTrax DC Super Friends Turbo Remote Control Vehicle - The Joker's Engine
GeoTrax RC puts kids in control of the action with an easy-to-use remote control that activates the vehicle in forward or reverse. Set has sound effects and phrases.  Bring your DC Super Friends RCs into your GeoTrax world - it all works together.  Requires 6 AAA batteries (NOT included).  Age 2-7