ADR offers micro DC motors, With or without gear. Those motors can be equipped with liquid or water pumps. Voltage range is between 1.5 to 24 VDC. Power consumption at maximum efficiency is between 0.05 & 1.5 Wat. Torque at maximum efficiency is between 2 to 12000 g/cm. Diameter of the motors start at 12mm. Shaft can be customized.