CNC Router Machine, CNC Offline Controller GRBL Control for 3018/3020/ 3040pro/ 4540 for Metal Cutting Wood Working - MYSWEETY, 202736

• 【Offline Control】With this offline controller, you can control your CNC without connecting a computer. Your CNC can be placed wherever you want and run your projects untethered 【Two-way Access the File】 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. Support SD card and TF card at the same time, standard capacity 1G 【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 router machine 【Versatile Compatibility】Compatible with 3018/3018pro/3020/3040pro/4540 DIY CNC Router Series and grbl 1.1 controllers, this CNC Offline Controller is perfect for a wide range of engraving projects. 【Manual Control】The location of XYZ Axis can be adjusted manually as engraving starting point. The spindle open or close mode also can be controlled manually by this offline controller.