Features: Toggle to switch XYY/XYZ axis work. You can also set the value in the software parameters to achieve XYY/XYZ switching. Integrated drive to prevent short circuit of the chip, integrated heat sink Toggle the power switch, safe and efficient Support external high-power drive Servo expansion interface Support: offline controller, external high-power drive, emergency stop, reset, continue, pause, limit switch interface, which can meet different needs. Optional 3P/4P, 12V TTL/PWM laser control interface Both the data transmission chip and the main control chip use an external crystal oscillator, the transmission operation is more stable High-power MOSFET switch tube, high-power diode, maximum support 48V 500W motor Acrylic shell, beautiful appearance, protect the motherboard. Can be used for Laser Engraving Machine, Drawer Machine, CNC Engraving Machine, etc. Parameter: Control system: GRBL Support software: Candle (3 axis); laserGRBL (laser) System support: Windows XP; 7/8/10 Port: USB port Laser: 12V 0-5A, Optional 3P/4P, 12V TTL/PWM interface. Spindle: 0-48V 0-500W Power input: DC7-36V Toggle to switch XYY/XYZ axis work, toggle the power switch, safe and efficient. Packing list: with OFFLINE: offline controller + offline cable + 128M memory card *1 + 3 axis control board + Type C USB cable + 775 motor cable CONTROL BOARD: 3 axis control board + Type C USB cable + 775 motor cable