... torque,Built-in driver 3.Life time 5000-15000hours 4. with gearbox 1.Widely used in pump robot,lock. Auto shutter ... , USB fan,Slot machine,Money detector,Coin refund devices,Currency count machine ... ,low noise7.High torque,Built-in driver8.Can be equipped with gear box,Reduction Ratio:3-10009.size:24*65 mm ...