The intelligent controller includes an SD card reader, rotary encoders and a 20-character × 4 line
LCD display. You can easily connect it to your RAMPS 1.4 board using “smart adapter” included.
This panel connect your RAMPS 1.4, you do not need your computer, your SD card intelligent
controller power supply. All further operations, such as calibration, the axis movement can be done
only with a rotary encoder intelligent controller. 3D design print without a computer, just use the
G code design stored on the SD card.