RAMPS 1.4 3D Printer Controller + Mega2560 R3 Master Control Board + 4988 Stepper Driver <br /><br />Main Features:<br />- Ramps 1.4 Control Board<br />It is designed to fit the entire electronics needed for a RepRap in one small package for low cost. RAMPS interfaces an Arduino-compatible Mega with the powerful Arduino-compatible MEGA platform and has plenty room for expansion. The modular design includes plug in stepper drivers and extruder control electronics on an Arduino-compatible MEGA shield for easy service， part replacement， upgrade-ability and expansion.<br /><br />- Mega 2560 R3 Board<br />With this product ， you are able to use all the Arduino open source platform to create or learn interactive objects， it will be a lot of fun while you are creating and learning it， so just get this and start it， after all， time matters， the sooner you can improve your programing skills， the sooner you can create amazing projects.<br /><br />- 4988 Stepper Motor Driver (with Heatsink)<br />A4988 is a complete microstepping motor driver with built-in translator for easy operation.<br />With the heatsink，the product will be more durable.<br /><br />    Specifications<br />General<br />	 Type: RAMPS 1.4 3D Control Board                                                	<br />Weight and Size<br />	 Package Weight: 0.260 kg                                                  <br />                        Product Size(L x W x H): 9 x 5.8 x 1.4 cm / 3.54 x 2.28 x 0.55 inches                                                  <br />                        Package Size(L x W x H): 10 x 7 x 3 cm / 3.93 x 2.75 x 1.18 inches                                                	<br />Package Contents<br />	 Package Contents: 1 x RAMPS 1.4 3D Printer Controller Set                                                	<br /><br /><br /><br />                                                                                            <br />