Optimal Performance: Experience unmatched efficiency with the 550 DC Motor, designed specifically for power tools. Operating at 21V, this motor ensures your electric hand saw cuts through materials smoothly and quickly. Construction: Built equipped with 14 teeth, the 550 motor is engineered for and consistent performance, making it ideal for frequent use in demanding environments. Versatile Application: Perfect for upgrading or replacing motors in a variety of mini rechargeable hand saws, this motor is a universal solution for enhancing your tool's efficiency and reliability., Weight: 0.47178924068 Pounds, Manufacturer: Aisuoka