Spartan is the kind of boat you expect from Traxxas. Its 50+mph fury makes even the most insatiable, power-hungry enthusiasts jump up and take notice. Spartan means business with its super-rigid, 36-inch deep-V hull, smooth, cable-drive efficiency, innovative water cooling system, and precision aluminum and stainless steel drive controls. The clean, modern hull design is built up in layers for maximum rigidity and its bold paint makes a statement on the water. The integrated battery trays secure a wide variety of battery packs from 8.4V NiMH batteries all the way up to 8400mAh 3s LiPo packs. Spartan (#57076-4) Electronics Tray Removal (Red)A high-output TQi 2.4GHz radio with the innovative Traxxas Stability Management (TSM) system keeps Spartan under complete control as it slices through the water. Spartan delivers the power, speed, convenience, and fun for which Traxxas' award-winning cars and trucks are known. Prepare yourself for the ultimate RC boating power trip, only from Traxxas.