... motor with D*L:42*84mm CE, ROHS approved micro dc planetary system gearbox motorlarge torque,long life,low noise1) Model number ... .5w4) Dia: Ø42×(84~110)mm5) Typical applications:Auto shutter, Micro CNC equipment, Central air conditioningvalve, Robots, Towel dispensers,Limelight,Automatic ...