3D Printer RAMPS LCD20x4 LCD2004 Smart Controller with Adapter

Description

RAMPS 1.4 2004 LCD Display intelligent controller. LED background light control circuit, a small function of the intelligent controller, With pin short time to decide on all LED turn or steering 30 seconds You can turn on the light time to do the long or short form of the adjustment TRIMM R4100K from 10 seconds to 2 minutes. Plug and play on the RAMPS, but need to modify the firmware to support. The product comes encoder parameter adjustment can be achieved, and the file selection print. With an SD card base on the back, put slicing file into the SD card and select the file on the LCD, then can be printing.