TOPCHOIC

TOPCHOIC Brushless RC Boat 40+MPH, Remote Control Boat for Adults Kids Enthusiasts, 19″ Large Fast Racing Boat for Salt Water, Lake, River, Fishing with Self-Righting, LED Light, Low Battery Alarm 3700kv Brushless Motor with Water Cooling System — The brushless motors are lightweight, powerful and has long service life compared with brushed motors; there is no electric spark generated when the brushless motors are running, which greatly reduces interference to remote control equipment. The water cooling system can helps the motors and the ESC cool down quickly to improve your playing experience. 40MPH with Smart ESC and Digital Servo– The...