Welcome to the store! 1. Exquisite workmanship and high-quality materials ensure long service life and higher work efficiency. 2. High magnetic force and high-quality sealing, with waterproof performance and perfect craftsmanship. 3. High-strength bearing resistant to corrosion, with anti-corrosion and anti-rust functions. 4. Special anti-corrosion coating against seawater, which can be used in high-salt water and ultraviolet radiation for a long time. 5. Manufacturing from metal and electronic component materials ensures maximum durability. Item Type: Waterproof Propeller Motor Material: Metal and Electronic Components Color: Black Motor KV: 170KV Maximum Power: 240W Shaft Diameter: Approx. 8 mm / 0.31 inches Maximum Current: 100A Operating Voltage: 12V-24V Waterproof Depth: 300 meters Diameter: Approx. 37 mm / 1.5 inches Length: Approx. 53 mm / 2.1 inches Suitable for: RC Boats 1 x 3031 Propeller Motor Your satisfaction is our top priority. We are committed to providing you with the best service. If you encounter any issues after receiving the product, such as damage or incorrect quantity, please contact us immediately for the best solution!