Traxxas Spartan 2.4 RTR Boat w/Brushless System & 2 7-Cell packs 30+mph out-of-the-box, 50+mph on 6S LiPo! 36in deep-V hull for stable high-speed performance Water-cooled, waterproof VXL-6s Marine speed control 6S LiPo compatible with built-in Low Voltage Detection Traxxas High-Current Connectors Velineon 540 XL high-output brushless motor with highflow water-cooling jacket Quick-release power module integrates power system, waterproof electronics, and stuffing tube Adjustable battery trays with hook-and-loop straps Blue-anodized aluminum rudder support, rudd