Description:                                                                                                                                                                <br>This is popular geared Nema 17 stepper motor with a medium body and torque. It has an integrated planetary gearbox with a 1:5.18 gear ratio . It's a good solution in applications that need low rotation speeds and\/or lots of huge torque. <br>Specifications:                                                                                                                                                             <br>          Rated  Voltage              2.8 V                      Rated Current\/phase         1.68A           Phase Resistance       1.65ohms           Inductance       4.1 mH           Max.  Static Torque        4.4kg-cm(62 Oz-in)           Leads       4           Rotational Inertia       68 g-cm2   <br>Drawing                                                                                                                                                                        <br>   Wire Connection                                                                                                                                                          <br>Packing Inclued:1*Stepper Motor