Specification Brand : ZEZEFUFU BulletPoint : 1Piece NCT5577D LQFP-64 5577D LQFP64 Control Board Auxiliary Chip BulletPoint1 : The smart controller includes a USB card reader, rotary encoders and 12864lcd display. BulletPoint2 : You can easily connect it to your ramps 1.4 card including the "smart adapter". BulletPoint3 : Connect this panel ramps 1.4, you don't need your computer, SD card, smart controller power supply. BulletPoint4 : All other operations like calibration, axis movement can be done with just one rotary encoder smart controller. Printing 3D design without a computer, just use G code design stored in SD card. BulletPoint5 : Versatile Compatibility - This step driver is suitable for a variety of applications including engraving hines, ing hines, ting hines, phototypesetting, ters, and CNC hine tools. Its versatility makes it an ential accessory for hobbyists and profession ke, enhancing productivity a multiple projects. Color : Black IncludedComponents : No ItemName : 3D Printer Display LCD12864 Ramps 1.4 Liquid Crystal Reprap 12864 LCD Module ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : 3d-printer-controllers Manufacturer : ZEZEFUFU Material : PP ModelName : AKLOSIPYgfz93068ks ModelNumber : AKLOSIPYgfz93068ks NumberOfItems : 1 PartNumber : JZUSC216400000 ProductDescription : Description: The smart controller includes a USB card reader, rotary encoders and 12864lcd display. You can easily connect it to your ramps 1.4 card including the "smart adapter". Connect this panel ramps 1.4, you don't need your computer, SD card, smart controller power supply. All other operations like calibration, axis movement can be done with just one rotary encoder smart controller. Printing 3D design without a computer, just use G code design stored in SD card.