CNC V3 Engraver Expansion Shield with 4 A4988 Motor Driver Slot for 3D Printer<br /><br />Description:<br />The expansion board can be used for engraving machine， 3D printer driver extension plate， a total of four stepper motor driver module slot. (Moto Sako does not contain the A4988 stepper motor driver module， need to be in the store to purchase another) It can be driven by 4 road into the motor， and each step electric machine only need two IO mouth. That is to say， six IO mouth can be a very good management， the three step stepper motor use very convenient.<br /><br />    Specifications<br />Weight and Size<br />  Package Weight : 0.084 kg                                                  <br />                        Product Size: 6.8 x 5.2 x 1.9 cm / 2.67 x 2.04 x 0.75 inches                                                  <br />                        Package Size: 14.8 x 9.1 x 2 cm / 5.82 x 3.58 x 0.79 inches                                                 <br />Package Contents<br />  Package Contents: 1 x CNC V3 Engraver Expansion Shield                                                 <br /><br /><br /><br />                                                                                            <br />