Stable performance A4988 Driver Chip is low power consumption and will not be too hot during use. The performance is more stable than chip.
DC Power cable The DC power cord can quickly connect to the DC power adapter and power the CNC shield board. Save time and more securer cable connection Plug and Work.
CNC Shield This is the latest version of the expansion board, which can be used for engraving machines and 3D printers. It can drive 4 A4988 stepper motors.
With 20 Pcs Jumpers When setting up CNC projects, jumper caps are necessary accessories. There are 20 of them in the kit, enough for most project.
Reliable technical support Please visit github (github: Keeyees/KY-102) to get relevant information or can contact us on, we will send PDF Document to you.