V3 Engraver 3D Printer CNC Shield Expansion Board A4988 Driver for Arduino

Features:

• 100% brand new and high quality
• This expansion board can be used for engraving machines & 3D printers
• 4 stepper motor connection. Each connection can control one A4988 moter
• That means you can connect 4 stepper motors into this board
• Each road stepper motors only need two IO ports
• In other words, six IO ports can be well managed
• Connection Instruction
• When inserting the A4988 module, must be careful not to insert opposite
• Stepper motor wiring as follows:2A, 2B is a group (red, green), 1A, 1B is a group (blue, yellow)
• If you want to change direction, change the position of one group
• Example: 2A and 2B can mutually be exchanged

Package Includes:

• 1 x V3 Engraver 3D Printer CNC Shield Expansion Board A4988 Driver for Arduino