1. Optimized Performance: Designed for high-performance drones, the KV420 is engineered to accommodate a wide range of flight conditions and requirements. It supports a 4-8S lithium battery range, ensuring compatibility with most drone setups 2. High Power and Efficiency: Capable of reaching a maximum power of 1440W and handling a maximum current of 60A, this motor is designed to deliver superior power and efficiency, making it an ideal choice for both amateurs and professional drone operators 3. Wide Compatibility: The MN5212 motor is compatible with a range of drone models and can be used on different types of aircraft. It's an ideal upgrade for both hobbyists and professionals looking for improved performance and efficiency 4. Durable Construction: Made from premium materials, this motor ensures longevity and strong performance in a wide range of flight conditions. Its superior construction minimizes vibrations, enhancing the stability of your aircraft Resistance: 69mΩ Shaft diameter: 4mm Silicon steel sheet outer diameter: 52mm Support lithium battery: 4-8S Maximum power: 1440W Slot pole: 24N22P Wire length: 600mm No-load current: 1.1A Maximum current: 60A Colour:As Shown Material:Metal Package Contents: 1 * Motor Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.