Two-way Navigation Rudder With Auto Correct Direction, Unique Design Of Water Knife And Updated Design Of The Surfboard Makes The Ship Turns More Smoothly, Faster, Less Decelerate, More Professional, And Better Experience. The water cooling system cools the running motor, which can reduce the loss of the motor and extends its service life. Suitable for kids or adults at any experience level. Our Vessels Are Made Of Impact-resistant Abs Plastic Parts That Can Be Easily Maintained And Replaced To Prevent Water From Entering The Vessel. It Can Be Used Even In Rainy Days. Sturdy Design, Simple Flip Capsize Recovery And Easy Controls Make These Awesome Rc Boats For Kids Or Adults;Great Gifts For Boys And Girls Who Love Camping.