Description <br> Popular RepRap 3D Printer LCD Controller and SD Card Reader <br> The intelligent controller includes an SD card reader, rotary encoders and a 20-character x 4 line LCD display <br> You can easily connect it to your RAMPS 1.4 board using smart adapter included <br> 3D design print without a computer, just use the G code design stored on the SD card <br> With Smart LCD Controller you can print 3D designs without USB connection to your computer <br> <br> Colour:Red <br> Material:Electronic component <br> <br> Package Contents: <br> 1 x 2004 LCD controller (SD card not included) <br> 1 x connector <br> 2 x 30cm wires <br> <br> Only the above package content, other products are not included. <br> Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. <br>