LCD2004 2560 R3 Control A4988 Driver RAMPS 1.4 Control Board Kit For 3D Printer<br>Arduino Mega 2560 R3 control board:<br>This is the 3d printer brain responsible for controlling the entire printer to perform specific actions， such as printing certain documents;<br>RAMPS1.4:<br>This is the Arduino Mega 2560 R3 control board's expansion board， there it was in order to better connect with other hardware and control， play a role in the transition of the bridge;<br>A4988 stepper motor driver board:<br>This is used to connect the stepper motor control board in order to achieve control of the stepper motor to achieve XYZ and extruder action;<br>3D 2004 LCD control panel:<br>To show， to achieve the 3D printer's control.<br>Package included:<br>1 x Arduino Mega 2560 R3 control board1 x RAMPS1.4 board5 x A4988 driver1 x 2004 LCD board1 x USB2 x FC-10P flat cable1 x Adapter plate