Kits d'imprimantes 3D Controller RAMPS 1.4 + Mega 2560 R3 + 5 pièces pilote A4988 moteur pas à pas avec dissipateur + LCD 128

Product Specs and Pakcing:

(1) Mega 2560 R3
(2) 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 expansion.
(3) A4988 Stepper Motor Driver
A4988 is a complete microstepping motor driver with built-in translator for easy operation
(4) LCD 12864 Graphic Smart Display Controller
This full graphic Smart Controller contains a SD-Card reader, an rotary encoder and a 128 x 64 dot matrix LCD display. You can easy connect it to your Ramps board using the "smart adapter" included.

Package List
(1) RAMPS 1.4 x 1
(2) Mega 2560 R3 x 1
(3) A4988 Stepper Motor Driver with Heatsink x 5
(4) LCD 12864 Graphic Smart Display Controller x 1
(5) Smart Adapter x 1
(6) Cable x 2
(7) USB Cable x 1
Note:
1.Burning firmware needs to link the computer and Mega 2560 with USB cable.
2.If the positive and negative electrode of power supply and motor driver board are linked reversely, the chip and circuit will be burnt. Please confirm it.
3.Testing the product only need to supply power to Ramps 1.4. If it for Mega 2560, the chip will be burnt easily. Please read the introduction carefully to avoid the board being burnt due to the wrong operation.