Package Included：
1 x Control board

1 x USB Cable

1 x 775 motor line

PS: Please leave us your email address, we will send you the software.

Parameter of control board:
Connection: USB (USB-CH340)
Software: GRBL 1.1
Master chip: atmel 328P (arduino nano)
Stepper motor driver: A4988
Spindle drive chip: MOSFET
Support stepper motor: 12V, maximum current of 2A or less is recommended within 1.5A and additional heat. (Any stepper motor 42, 57)
Laser engraving: Support

Spindle PWM speed: Support