The motor is protected against salt water by an anti-corrosion coating. The motor foot is made of fiberglass impact-resistant material. The side bracket is made of high-strength plastic and ultraviolet-resistant. Metal carbon brush holder. Motor windings copper, axle with bearing. Adjustable engine position and height, tilt angle. 10 LED battery indicators that show the current battery charge status. Speed control: 5 gears forward, 3 gears reverse. The speed control handle is telescopic with a maximum length of 160 mm. Includes three wings propeller and extra motor brushes. Power supply: 12 V. Thrust: 40 lbs. Shaft length: 81.28 cm. Weight: 7.5 kg.