2.4Ghz Radio Control Control Vector 80 (cm) Super High Speed Race Boat ABS Unibody RC ARTR w/ESC Brushless Motor v798-1 ABS Unibody hull provides superb rigidity and durability Capable of reaching speeds of 55+ mph Includes High Performance 2.4GHz marine radio system Water-cooled marine 1800Kv brushless motor compatible with 3S and 4S battery Require: 2pcs * 7.4V 3000mAh Lipo / Charger