Glass fiber composite main rod, light weight, good rigidity, sufficient toughness, acid resistance, alkali resistance, salt resistance and other characteristics. Reinforced nylon material has the characteristics of light weight, firm structure and resistance to breakage, corrosion resistance and acid and alkali resistance. It is suitable for use in seawater. There are ten levels of angle adjustable motor work scenes. It is suitable for special water environment and has anti-collision settings, which greatly reduces the probability of underwater stones hitting the motor.High-performance all-copper motor underwater motor system, with high motor efficiency, less heat loss, more power saving, and longer life. Manual + wrench accessories + fan blade + machine.