3 Axes GRBL Control Board USB Plug in Interface GRBL 1.1F 3 Axes Engraving Machine Control Board Item Type: 3 Axes CNC Engraving Machine Control Board Material: PCB Connection: USB Software: GRBL Controller, For Universal Gcode Sender Master Control Chip: 328P Spindle Drive Chip: For MOSFET (Recommended 24V, Within 10A Current) Spindle PWM Speed Control: Support Support Stepper Motor: 12V, 1.5A Or Less Recommended Maximum Current Of 2A Or Less, Plus Temperature. (Any Stepper Motor 42) Laser Engraving: Support Power Supply Interface: 5.5-2.5mm DC Interface Support: For GRBL Contol Or For Candle (3 Axes), Laser Grbl. Support System: For Windows XP 7 8 10 Support Laser: 12V 5A Maximum Spindle Motor Interface: Support 400W DC Spindle Motor Maximum Support XYZ Three Axes Control, Spindle, Laser Head