Descriptions:
Suitable for CNC engraving machine, 3D printer.
This expansion board can equipped with 4 A4988 stepper motor drivers.
UNO for Arduino module IO port correspondence introduction.
Very convenient to use.
Each stepper motor driver needs two IO ports.
Note: Do not insert Nano and A4988 driver module in wrong direction, otherwise it will damage your hardware!
Color: color
Material: resin + metal
Expansion Board Size: length 7.2CM width 5.9CM height 1.2CM