RATTMMOTOR CNC Offline Controller, 3 Axis GRBL DIY CNC Rounter Offline Control Button/Module LCD Screen for CNC Carving Milling

Features :

• The injection molded case is beautiful and formal; the integral button and the key cap are not easy to fall off.
• Support SD card and TF card at the same time, standard capacity 1G.
• With this offline controller module, you can directly control the CNC router without connecting it to your computer.
• After inserting the file into the SD card,the engraving file can be directly identified. You can also use the micro USB cable to connect the offline hand controller board to your computer and save the file directly.
• Easy to use: All you have to do is connect the offline module to the GRBL controller board, which you can use it to control the CNC rounter.