Tamiya 58592 1/10 Rock Socker Crawler Truck CR-01 This is the Tamiya Stadium Blitzer 1/10 scale 4WD Electric Off Road Rock Crawler/Truck Kit.Includes: One Tamiya Stadium Blitzer 1/10 scale 4WD Electric Off Road Rock Crawler/Truck Kit with 20 tooth pinion gear, oil-filled shocks, 540 motor, wheels, body, tires, decal sheet, spur gear, and instructionsRequires: Radio: 2-Channel with 1 ServoElectronic Speed Control: 540 brushed motor compatibleRadio Batteries: AA sizeB