【3D printer kit】 CNC Shield V3.0 + UNO R3 Board + 4pcs Stepper motor controller A4988 with heat sink for 3D printer

UNO R3 CH340 + CNC Shield V3 Expansion Board + 4pcs A4988 Stepper Motor Driver Module for 3D Printer 

CNC Shield Board: 
1>PWM Spindle and direction pins 
2>2 x End stops for each axis (6 in total) 
3>Coolant enable 
4>Uses removable A4988 or DRV8825 compatible stepper drivers 
5>Compact design 
6>Stepper Motors can be connected with 4 pin molex connectors or soldered in place 
7>Runs on 12-36V DC. 

Arduino UNO R3: 
Microcontrolador: ATmega328
Interfaz USB: ATmega16U2
Tensión de operación: 5V
Pines digitales (I/O): 14 (incluyendo 6 con capacidad PWM)
Pines de entrada analógica: 6
Corriente por pin I/O: 40mA máx.
Corriente de salida 3.3V: 150mA max 
Memoria Flash: 32 kB (0.5kB utilizado por bootloader – incluido) 
RAM estática (SRAM): 2 kB 
Velocidad de reloj: 16MHz 

A4988 Controlador del motor paso a paso: 
A4988 El controlador de motor de pasos está basado en el chip A4988 DMOS de Allegro, controlador de microstepping con protección del traductor y de la sobretensión de corriente.
Protección de corriente crossover
Compatible con 3.3v – 5v
Circuito de apagado térmico
Protección contra falla a tierra
Protección contra cortocircuito
Cinco modos de paso seleccionables: Paso completo, 1/2, 1/4, 1/8 y 1/16

Contenidos del paquete:
1x Placa Arduino CNC Shield v3
1x Arduino UNO R3
4x Controlador de motor de paso A4988
4x Disipador de calor

Product Features

  • 【3D Printer KITS】 Brilliant 3D Printer Accessories Set meets most needs. Includes CNC shield V3.0, UNO R3 card, stepper motor module A4988 StepStick
  • 【Compact design】 The stepper motor shield of the 3D V3 printer can be used as a driver expansion card for engraving machines and 3D printers. It has a total of 4 channel slots for stepper motor drive modules A4988 for driving 4 channels of stepper motors. Each stepper motor channel needs only 2 IO ports, which means that 8 IO ports are enough to manage 3 engines step by step.
  • 【Compatible】 This shield can do a quick job for stepper engine management in your project.
  • 【Fast delivery】 Fast and high quality delivery of Spain buying in TECNOIOT

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3D Printer Engraving Expansion Board Kit Controller CNC Shield V4+Nano 3.0 Board+A4988 Driver with USB Cable for Arduino

Why this kit?

CNC Shield V4+Nano 3.0 Board+A4988 Driver as a driver expansion board, can be used for engraving machines, 3D printer, and It is a total of three slots, can drive three A4988 stepper motor.


V4 Board Size: 7.2 x 5.9cm / 2.83 x 2.32″

Improved Nano Board Size: 4.3 x 1.8cm / 1.69 x 0.7″

Driver Size: 2 x 1.5cm / 0.78 x 0.59″

Heat Sink Size: 0.8 x 0.8cm / 0.31 x 0.31″


1 x CNC Shield V4.0

1 x Nano 3.0 Board

3 x A4988 Drivers

1 x USB Cable

3 x Heat Sinks



 WE DO NOT PROVIDE ANY TECHNICAL HELP. Thank you for your understanding.

Product Features

  • – It is a flexible set, with 3 axis stepper motor driver, compatible with Arduino and most shields designed for the Arduino micro-drive laser engraving machine, three-axis CNC engraving machine
  • – Power DC5V interface and 7.5-12V voltage input, compatible with GRBL for easy service, part replacement, upgrade-ability and expansion
  • – Easy to operate: 2A can be controlled within the two-phase four-wire stepper motor, simply connect it to a computer with a USB cable or power it with an AC-to-DC adapter or battery to get started
  • – Released the digital IO interface and the I2C interface, easy to connect to other modules, such as ENDSTOP, LCD I2C or other I2C module
  • – Simple step and direction control interface, taking anti-static measures before you use the A4988 modules in case of short-circuit

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Ailink 3D Printing Pen Safe for Drawing with LCD Screen, 3D Craft Pen Set With 1.75mm PLA&PCL Filament Refills Pack 20 PCS 5m Each + 1 Small Drawing Board + 1 Small Shovel + 2 Finger Cot Arts Crafts DIY Gift for Hobbyists, Crafters & Artists (BLACK)

1. Ailink 3D Pen: More accurate for its 8 digital feeding speeds controlling. Adjustable feeding lets your regulate speed & flow with an optimal
control of material while you’re drawing with our 3D printing pen
2. Ergonomic Shape Design: More slimmer with best handle curve style for easy holding, super lightweight only 55 grams, let your hands move
freely and comfortable for smooth operation
3. Easier Working: Easier to put 3D filament replaces into the hole at the top of the pen, press the button, the pen will auto load the filaments refills
4. USB Ports: We can take a pen to outside and paint at any time

1. According to different materials to choose the matching mode, please ensure that the pen head is cleaned before feed in other filament
2. Please learn the instruction before using the product.

Material: Lastics
Weight: 55g (product)
Product size: 180(L)x24(W)x24(H)mm
Input voltage: 100-240V 50/60Hz
Output voltage: DC5V 2A
Filament Material Length: 5M
Forming: three-dimensional
Print Range: indefinite
Spinning speed: Adjustable

*Adjustable Heating temperature:
ABS (180-210 ℃)
PLA (160-180 ℃)
PCL (50-60 ℃)

*Package Included:
1 x Ailink 3D Pen
1 x USB cable
1 x User Manual
2 x Silicone Fingertip Protectors (Random color)
1 x Adapter
1 x Small Shovel
1 x Small Drawing Board
1 x Small Picture Album
10 x PLA&10 x PCL Filament With Random Color (5M per Loop)

Product Features

  • AILINK 3D PEN – With OLED DISPLAY, you can easily control extrusion speed for smoother operation and endless creation
  • PERFECT for – Creating 3D models, doodling or drawing interesting things. It can help kids & adults to achieve their Imagination. Make them be ture. (The 3D printing pen fits for children over 6 years old and adult. Used by children must be under tutelage of adult)
  • PCL,ABS,PLA FILAMENT SUPPORTED – Fits For 1.75mm PCL/ABS/PLA filament, you can paint anything you like without material limited ( Note: please kindly ensure that the pen’s mode matches the type of the filament)
  • PATENTED NOZZLE – High security promise, Kids & adult can use this 3D doodling pen safely with no burn risks, no clog
  • ADJUSTABLE FEED – lets you regulate speed & flow for optimal control of material while you’re drawing with our 3D printing pen. (★★★ NOTICED: 1. Please ensure the input voltage is DC5V/2A/. 2. If the red light is lighting and temperature is rising during your painting, It means no enough power, please kindly charge it. 3.The Pen will go into the hibernation after 8 mins to avoid the filament wastage, please kindly restart it via pressing any button ★★★)

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SODIAL A4988 Driver CNC Shield Expansion Board For Arduino V3 Part Engraver Integrated Circuits Electronica Accessory 3D Printers Parts

* SODIAL is a registered trademark. ONLY Authorized seller of SODIAL can sell under SODIAL listings.Our products will enhance your experience to unparalleled inspiration.
SODIAL(R) A4988 Driver CNC Shield Expansion Board For Arduino V3 Part Engraver Integrated Circuits Electronica Accessory 3D Printers Parts
UNO for Arduino module IO port correspondence introduction.
UNO for Arduino———————- expansion board
8 ———————— EN ( stepper motor driver enable , active low )
7 ———————– Z.DIR (Z -axis direction control )
6 ———————– Y.DIR (Y -axis direction control )
5 ———————– X.DIR (X -axis direction control )
4 ———————- Z.STEP (Z -axis stepper control )
3 ———————- Y.STEP (Y -axis stepper control )
2 ———————- X.STEP (X -axis stepper control )
/ / The following is a simple stepper motor control procedures,
# define EN 8 / / stepper motor enable , active low
# define X_DIR 5 / / X -axis stepper motor direction control
# define Y_DIR 6 / / y -axis stepper motor direction control
# define Z_DIR 7 / / z axis stepper motor direction control
# define X_STP 2 / / x -axis stepper control
# define Y_STP 3 / / y -axis stepper control
# define Z_STP 4 / / z -axis stepper control
Function : step . function: to control the direction of the stepper motor , the number of steps .
Item Type:Motherboard
colour:Picture color
Package Contents:
1 x CNC Shield Expansion Board
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

Product Features

  • Uses removable A4988 or DRV8825 compatible stepper drivers. The extension board can be used for carving machine, 3D printer driver expansion board. GRBL 0.8 compatible. (Open source firmware that runs on an for arduino UNO that turns G-code commands into stepper signals)
  • PWM Spindle and direction pins,4-Axis support (X, Y, Z , A-Can duplicate X,Y,Z or do a full 4th axis with custom firmware using pins D12 and D13)
  • Compact design. Stepper Motors can be connected with 4 pin molex connectors or soldered in place. It is a total of four slots, can drive four A4988 stepper motor. Each road stepper motors only need two IO ports. In other words, six IO ports can be well managed three stepper motors. Very convenient to use.
  • Parameters : dir direction control , dirPin corresponding stepper motor DIR pin , stepperPin corresponding stepper motor ” step ” pin , Step number of step of no return value.
  • void step (boolean dir, byte dirPin, byte stepperPin, int steps); digitalWrite (dirPin, dir); delay (50); for (int i = 0; i Less Than steps; i + +); digitalWrite (stepperPin, HIGH); delayMicroseconds (800); digitalWrite (stepperPin, LOW); delayMicroseconds (800);

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