Joysway Monster Brushless Power Katamaran Schnellboot RTR This is a faster electrically powered offshore catamaran with a powerful water-cooled Prushless drive system. The engine is an outer runner and the ESC has 60a. Full material: shaped plastic with colorful stickers Full fuselage with graphics and assembly 2.4g 2CH Digital Proportional radio control system Water -cooled brushless outer runner engine 30a water -cooled brushless ESC with BEC Powerful steering 9G metal servo (waterproof) 3-sheet P1.4x37mm nylon propeller (4mm hole) (2) 11.