RC distance: about 60M. WLtoys XK WL911-A RC Boat 21km/h 2.4GHz 370 Brushless Motor Water Cooling System. FAYEE FY011 2.4G High Speed Turbojet Speedboat 40KM/h 390 Brushed Motor RC Boat. Dual motor output provides stronger power,High-Density Waterproof,making manipulation more flexible with a maximum speed of up to 20Km/h.
