Check the listing for details. USB Port GRBL 3 Axis Control Board Integrated Driver For CNC Engraving Machine. Condition: New. Listed at 26.99 USD. Features: 1. The spindle motor and laser cannot be connected at the same time 2. The offline control board and the SUB data cable cannot be connected at the same time 3. Turn on the power after the electrical connection is completed 4. The positive and negative of the input power must not be reversed, and the reverse connection will burn 5. The 48VDC interface cannot be connected to the switching power supply, and the voltage that can be passed through the DC seat of the control board cannot be greater than 5A. Parameters: ▶Power Supply:DC12-48V ▶Spindle:24V 0-500W ▶Stepper Motor:X/Y1/Y2/Z ▶Fan:5V ▶Connect Laser:2pin/3pin/2pin-2pi ▶Support:Servo/Offline controller/Limit switch ▶Connection:USB Cable Packing list: 1* controller 1* USB cable 1*775 motor cable Terminal definition diagram： Connect To 48V Spindle Motor : Connect To 24V Laser Module: Install on Machine: