CNC V3 Reprap Shield Engraving Machine A4988 DRV8825 Stepper Motor Driver Expansion Board for Arduino UNO R3 with USB cable

This expansion board as a driver expansion board, can be used for engraving machines, 3D printers. It is a total of four slots, can drive four A4988 stepper motor. Each road stepper motors only need two IO ports. In other words, six IO ports can be well managed three stepper motors.   Brand Name: TWO TREESOrigin: CN(Origin)Item Type: MotherboardModel Number: CNC V3