RAMPS 1.4 3D Printer / Offline Print Accessories<br /><br />Main Features:<br />● SPI mode<br />● Support voltage: 4.5 to 5.5V<br />● Up to 50 MB/sec data transfer rate<br />● 1 x smart borosilicate glass<br />● Sits directly on a RAMPS<br />● Also be use