QINJI brand DC Gear Motor 1.Voltage:3-4V 2.Speed:750 ... g/cm 4.ROH :Low noise,long life 220V DC Geared Motor1. Main Application: Coffe machine,Medical equipment, ... and producing micro DC motor and DC gear motor. Widely used for massager area, medical equipment, coffee machine, vending machine, safe box, electric game ... orders except standard products! 4 voltage electric small dc motor with hight speed