GRBL1 1 USB Port CNC Engraving Machine Control Board

#GRBL1.1 USB Port #CNC Engraving Machine Control Board, 3 Axis Control Board Integrated Driver ,CNC controller upgrade grbl

Specification:
GRBL Control Board:
1.Connection: USB (USB-CH340)
2.Software: GRBL controller, UniversalGcodeSender
3.Input voltage: 12-36V
4.Master chip: atmel 328P (arduino nano)
5.Stepper motor driver: A4988
6.Spindle drive chip: MOSFET (recommendation 12~36V, current : within 10A )
7.Spindle #PWM speed: Support
8.Support stepper motor: 12V, maximum current of 2A or less is recommended within 1.5A and additional heat. (Any stepper motor 42, 57)
9.Power Interface: 5.5-2.5mm DC interface

Offline Controller：
1.Manual control: The position of XYZ axis can be adjusted manually as the starting point of engraving.
2.Two-way access to files: After putting the file into the SD card, the engraved file can be directly identified.
3.Easy to use: All you have to do is to connect the offline module to the GRBL controller board, and then you can use the module to control the CNC router.