1. Toggle to switch XYY/XYZ axis work, toggle the power switch, safe and efficient. Built-in drive to prevent chip short circuit, built-in heat sink. 2. Support external high power drive, support offline controller connection. 3. With steering gear expansion interface, with emergency stop, tool setting, chase, pause, limit switch and 12V fan interface, which can meet different needs. 4. Equipped with 24V PWM pin interface, high power MOSFET switching tube, high power diode, maximum support 48V 500W motor. Optional 3P/4P, 12V TTL/PWM control interface when connecting the laser. 5. Data transmission chip and main control chip use external crystal oscillator, transmission operation is more stable. Acrylic shell, beautiful appearance, protect the motherboard. Material: metal + plastic color: blue + black Package Contents: 1 x CNC controller Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The allowable measurement error is +/- 1-3 cm.