CNC GRBL 4 Four Axis Offline Controller Board CNC Controller for 3018 Pro Engraving Machine Carving Milling Machine

Our offline control baord only suitable our control baord,in order to you can choose suit you product,please confirm with customer service before placing an order,wishing you a happy shopping!
The duty cycle of PWM pulse frequency is adjustable, short press the main page Z+, Z- Laser-power/spindle speed
Short press the homepage EXIT, the maximum spindle speed is 1000/10000 switch (the speed when PWM is set to 100% duty cycle)

Y+Unlock
Y-return to zero
Z+Chinese and English switching
Can control four-axis XYZA axis
Supporting files: NC, NCC, TAP, TXT, Gcode, GCO, NL, CUT, CNC
File page turning: Short press X+/ X- on the File page
Built-in battery time adjustment
Free 128MB memory card
Support SD/TF memory card
Press Z+ for 5 seconds: Change the Language to English.
Press SMOD: return.
SD card: SD card reader is to write into the root directory G-code files .
Material:ABS
colour:black

Package Contents:
1 x 1.8 inch offline control board
1 x TF card
1 x cable

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 measurement allowed error is +/- 1-3cm.