Welcome to our store! 1. Water Cooling: This brushless RC boat motor uses a double heat dissipation system with air-cooled fans on the back of the motor. Also equipped with water cooling. 2. Balanced Rotor: This brushless RC boat motor with precise and balanced rotor ensures high reliability and maximum rotational balance. 3. Exact Design: This brushless RC boat motor adopts an exact design, which can achieve maximum energy conversion. 4. High Efficiency: This brushless RC boat motor ensures high efficiency in operation, providing low noise and low power consumption. 5. Premium Materials: This brushless RC boat motor is made of high-quality aluminum alloy and copper, which is durable and long-lasting. Product Type: Brushless RC boat motor Material: Aluminum alloy and copper Color: Blue KV Value: 1500KV Applicable Voltage: 2-6S (7-22V) Maximum Current: 30A Maximum Power: 600W Motor Diameter: Approximately 28 mm / 1.1 in (excluding cables and connectors) Motor Height: Approximately 62 mm / 2.44 in (without shaft) Shaft Diameter: Approximately 3.17 mm / 0.12 in Cooling Method: Air-cooled and water-cooled, the back of the motor is equipped with a fan and a water cooling system. Water Connector: Approximately 4 mm / 0.16 in (suitable for 3 x 5 silicone tubes) Plug: Approximately 3.5 mm / 0.14 in banana plug Application: RC remote-controlled boat Package Contents: 1 x RC boat brushless motor Customers are our highest priority. If you find any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.