[Sintron] 3D Printer Controller Kit RAMPS 1.4 + Mega 2560 R3 + 5pcs A4988 Stepper Motor Driver with Heatsink + LCD 2004 Smart Display Controller with Adapter For Arduino RepRap UK Store A4988 converter is the key

A4988 converter is the key to the easy implementation

(4)Accept 1~6 different kinds of coins at the same time

The function of endstops are to determine the original position of the extruder hot-end

Menu control

(2) Operating Voltage: V5

[Sintron] 3D Printer Controller Kit RAMPS 1.4 + Mega 2560 R3 + 5pcs A4988 Stepper Motor Driver with Heatsink + LCD 2004 Smart Display Controller with Adapter For Arduino RepRap UK Store A4988 converter is the keyOverview (1) 3D Printer Controller RAMPS 1. 4 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