Description: 1 Piece LCD smart controller 3D printer smart controller RAMPS1.4 LCD 12864 LCD control panel LCD control panel for 3D printer is an extension of ramps. Copy the 3D model Gcode file to the SD card, then print the file through the LCD control screen, you can achieve offline printing This version is an upgraded version of the reprap smart controller. Specification: Product size?25x35x2mm/9.84x13.78x0.79inch Product material: Acrylic Package Includes: 1 Piece LCD Smart Controller