Functionality Traits:

★ This merchandise has gained an invention patent and three complex patents.
★ The exterior substance is made of high toughness aluminum alloy.
★ Higher reliability, very good on-off functionality below high temperature.
★ High operating strain, substantial quantity performance, tiny starting up torque and large output torque. 
★ Small output movement pulse, motor runs efficiently and with lower noise. 
★ Have the functionality to resist radial drive and axial force.