Features 1、Dual Y Axes: This control board supports 2 axes or 3 axes engraving machine, features dual Y axes, supports XYZ or XYY combination for use. 2、Multi Interfaces: Supports 775 24V spindle motor, supports 0 to 500W 48V spindle motor connection. With 2 x 12V 2PIN interface, 2 x 12V 3PIN interface, 1 x 24V 2PIN interface, 1 x 24V 3PIN interface, meeting various needs. 3、3 Drivers: Integrated with 3 x A4988 drivers, stepper driver can set subdivision, can directly connect four wire stepper motor. Added heat dissipation fan and control board shell. 4、More Features: Supports XYZ limit switch, tool setter, and limit switch interface, and supports connection to external offline controllers. 5、Stable Performance: This GRBL 32 bit control board features input voltage of 7 to 36VDC, with stable performance, faster speed, higher accuracy. Specification Item Type: CNC Engraving Machine Control Board Material: PCB, aluminum alloy Axes: X Y Z Controller: 32 bit Input Voltage: 7-36V Firmware: GRB L1.1 Rated Power: 2000W No Load Speed: 18000rpm Plunger Stroke Length: Approx. 1300mm / 51.18in Maximum Engraving Depth: Approx. 3mm / 0.12in Features: 1. GRBL 32 bit control board, stable performance, faster speed, higher accuracy 2. Double Y axes, use XYZ or XYY in all directions (supports two axes engraving machine/three axes CNC engraving machine) 3. Stepper driver can be set for subdivision 4. Integrated with 3 A4988/8825 drivers, directly connect four wire stepper motor 5. Support spindle 6. Support 12V, 24V with TTL and without TTL 7. Adjustable driver subdivision 8. Support xyz limit switch, probe interface 9. Support external offline controller (optional) 10. Add fan and control board housing Package List 1 x CNC Engraving Machine Control Board 1 x Data Cable 1 x Motor Cable