This N20 Metal Gear Micro DC Motor with Precious Metal Brush is a lightweight high torque motor suitable for a variety of industrial and hobby applications as well. This motor is equipped with an all-metal gearbox assembly which provides an amazing torque for this size of the motor. The N20 motor is ideal for small IIOT (Industrial IOT) products like an electric lock, webcam pan tilt, and other similar actuator products which need good torque in limited space and in less weight. For the hobby segment products like robotic cars, micro mouse, electric boats, and all small motor-related projects. Operating Voltage (VDC): 3 ~ 9 Shaft Length: 14mm (approx) Shaft Diameter: 2 mm