new RAMPS 1.4 Display Kit with 2004 LCD and Controller; expandable for RAMPS shield to add on-board display and SD card reader includes 4x20 LCD DOT-MATRIX with white font on blue background, rotary encoder, SD card support via display board complete kit: 1x 4x20 LCD with controller, 1x RAMPS adapter for LCD, 2x connection cables connects directly to RAMPS board using provided adapter and cables; enables calibration and SD card printing without a PC suitable for RepRap Arduino Mega Pololu Shield; enhances RAMPS 1.4 with user menu navigation and standalone operation .
eBay