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Free shipping on orders over $50 to a shipping address within the contiguous United States!

WINTER SALES

Winter sales
New gear, 
zero regrets!

Plan your coming projects, set your next ambitions
and save up to 25% on our boards, kits and shields.

Sale ends February 5th, 2026.

SHOP ALL DEALS

Turn your latest inspiration
into your next big build

Whether you’re innovating in the lab, the classroom, or the office, 
now is the time to secure your essential boards, 
upgrade your setup for upcoming goals and save with winter sales.

Arduino® Starter Kit R4
The best way to start your maker journey

The official Arduino Starter Kit R4 box showing various components like motors and LEDs, accompanied by a screwdriver and a 20% off promotional tag.
Close-up of a person assembling a circuit on a breadboard with an Arduino UNO R4 Minima, featuring a 20% off discount tag and electronics tools.
A student using a laptop to program with the Arduino AI Assistant, with an Arduino project and components in the foreground and a 20% off discount label.
Hands working on a breadboard project with LEDs and an Arduino UNO R4, powered by a 9V battery, with a 20% off winter sale badge.

Arduino Starter Kit R4

$76.00
$95.00


The ultimate entry point, designed to take you from unboxing
to your first autonomous project in hours.

Whether your goal is to automate your home or learn to code.
Don’t just plan it, start building it today!

BUY NOW

Discounted gears
to power up innovations

Secure the most versatile boards in our lineup
and upgrade your components before it’s too late.

Overhead flat lay of the Arduino Starter Kit R4 components: Arduino Uno R4, project book, LCD, breadboard, USB cable, servo and DC motors, battery snap, LEDs, resistors, jumper wires, and component holder.
Overhead flat lay of the Arduino Starter Kit R4 components: Arduino Uno R4, project book, LCD, breadboard, USB cable, servo and DC motors, battery snap, LEDs, resistors, jumper wires, and component holder.
A 3/4 angle view of the Arduino Starter Kit R4 box, showing the Uno R4 board and illustrations of electronic components.
Front cover of the Arduino Starter Kit R4 box. White packaging with Arduino logo, 'STARTER KIT R4' title, line drawings of components (Uno R4, servo, LED, DC motor, breadboard), and a QR code.
Back cover of the Arduino Starter Kit R4 box, listing 16 projects (e.g., 'SPACESHIP INTERFACE') and a full inventory of parts including the Uno R4 WiFi board, LCD screen, sensors, resistors, and wires.
Overhead flat lay of the Arduino Starter Kit R4 components. Includes the Arduino Uno R4 board, a spiral-bound project book, 16x2 LCD screen, large breadboard, USB cable, servo and DC motors, 9V battery snap, various colored LEDs, a full bandolier of resistors, jumper wires, and a yellow component holder board.
Macro shot of the Arduino project book, open to detailed technical illustrations. Shows a circuit diagram with a 100pF capacitor and a component pinout for Power, Ground, and Signal.
Close-up of a hand holding the Arduino Uno R4 board over the open project book, showing wiring diagrams and instructions for 'Project 10: Crystal Ball,' connecting Arduino to an LCD and breadboard.
Dynamic 3/4 view of all Arduino Starter Kit R4 components scattered: Arduino Uno R4 WiFi, breadboard, LCD, servo, DC motor, USB cable, LEDs, diodes, resistors, and various jumper wires.
K000007_R4_09.extra.jpg
K000007_R4_10.extra.jpg

Arduino Starter Kit R4

$76.00
$95.00
Front view of Arduino Micro without headers, showcasing ATmega32U4 microcontroller and micro USB port on compact blue PCB.
Front view of Arduino Micro without headers, showcasing ATmega32U4 microcontroller and micro USB port on compact blue PCB.
Angled perspective of Arduino Micro without headers, highlighting micro USB connector and onboard components on blue PCB.
Arduino Micro without headers displayed alongside packaging contents, including product box.
Back view of Arduino Micro without headers, revealing solder pads and circuit traces on blue PCB.
Arduino Micro without headers retail packaging, featuring product image and branding on compact box.

Arduino Micro without headers

$17.44
$21.80
Top-down view of the Arduino Uno Rev3 board, highlighting the ATmega328P microcontroller, digital and analog I/O pins, USB-B port, and power jack.
Top-down view of the Arduino Uno Rev3 board, highlighting the ATmega328P microcontroller, digital and analog I/O pins, USB-B port, and power jack.
Bottom side of the Arduino Uno Rev3 board, displaying solder points, PCB traces, and component labels.
Arduino Uno Rev3 board placed next to its official packaging, showcasing the board and the branded box.
Isometric view of the Arduino Uno Rev3 board mounted on a transparent acrylic base, showcasing the ATmega328P microcontroller, USB-B port, power jack, and I/O pin headers.

Arduino Uno Rev3

$20.70
$27.60
Front view of Arduino Mega 2560 Rev3 microcontroller board featuring ATmega2560 chip, 54 digital I/O pins, 16 analog inputs, USB Type-B port, and power jack.
Front view of Arduino Mega 2560 Rev3 microcontroller board featuring ATmega2560 chip, 54 digital I/O pins, 16 analog inputs, USB Type-B port, and power jack.
A000067_01.iso.Angled isometric view of Arduino Mega 2560 Rev3 highlighting its extensive pin headers, USB connection, and ATmega2560 microcontroller.
Rear view of Arduino Mega 2560 Rev3 board displaying solder points, PCB traces, and component layout.
Unboxed Arduino Mega 2560 Rev3 with included packaging and accessories.
Retail packaging of Arduino Mega 2560 Rev3 board with product branding and specifications.

Arduino Mega 2560 Rev3

$39.92
$49.90
Front view of the Arduino Uno Rev3 SMD board showcasing the ATmega328P microcontroller and labeled I/O pins.
Front view of the Arduino Uno Rev3 SMD board showcasing the ATmega328P microcontroller and labeled I/O pins.
Angled perspective of the Arduino Uno Rev3 SMD highlighting USB Type-B port, power jack, and digital/analog headers.
Back view of the Arduino Uno Rev3 SMD board showing PCB traces, open-source hardware branding, and 'Made in Italy' label.
Arduino Uno Rev3 SMD board partially unboxed from official packaging, showing board and product box with labeled design.
Front and back of the Arduino Uno Rev3 SMD packaging showing board illustration and technical specifications including chip, memory, voltages, and interfaces.

Arduino Uno Rev3 SMD

$19.72
$26.30
Front view of Arduino Uno WiFi Rev2 board featuring ATmega4809 microcontroller, u-blox NINA-W102 WiFi module, and labeled pin headers on a blue PCB.
Front view of Arduino Uno WiFi Rev2 board featuring ATmega4809 microcontroller, u-blox NINA-W102 WiFi module, and labeled pin headers on a blue PCB.
Angled perspective of Arduino Uno WiFi Rev2 highlighting micro USB port, power jack, and onboard components on a compact blue PCB.
Arduino Uno WiFi Rev2 board displayed alongside its packaging contents, including the branded product box
Back view of Arduino Uno WiFi Rev2 board showing solder pads, circuit traces, and silkscreen labels on the reverse side of the blue PCB.
Arduino Uno WiFi Rev2 retail packaging featuring product image and branding on a compact box.

ARDUINO UNO WiFi REV2

$41.55
$55.40
Top view of the Arduino Due development board with Atmel microcontroller
Top view of the Arduino Due development board with Atmel microcontroller
Angled perspective of the Arduino Due microcontroller board with socketed headers
Rear PCB view of Arduino Due highlighting manufacturing and layout details
Unboxing Arduino Due development board with partially visible circuit
Front and back sides of the Arduino Due official retail packaging

Arduino Due

$37.05
$49.40
Front view of Arduino Due board without headers, featuring Atmel SAM3X8E ARM Cortex-M3 microcontroller, micro USB port, and power jack.
Front view of Arduino Due board without headers, featuring Atmel SAM3X8E ARM Cortex-M3 microcontroller, micro USB port, and power jack.
Angled isometric view of Arduino Due without headers, highlighting the micro USB connector, reset and erase buttons, and pin layout.
Unboxed Arduino Due board without headers, displaying the board alongside its packaging.
Rear view of Arduino Due without headers, showing PCB layout, solder points, and pin labels.
Retail packaging of Arduino Due without headers, featuring product branding and specifications.

Arduino Due without Headers

$36.30
$48.40
123
explore the full collection

Get inspired by the community
and empower your creativity

A creative wearable technology project featuring a pair of Converse Chuck 70 sneakers modified with an Arduino Nano to produce smoke effects.

Chuck70 smoke shoes

Using Arduino® Nano
by TIGRIS

DISCOVER MORE

A DIY smart energy meter display next to a smartphone app, built using the Arduino Nano Matter board to monitor power consumption.

DIY Energy meter

Using Arduino® Nano Matter
by Mr Innovative

DISCOVER MORE

A safety project for cyclists featuring a bright LED signal indicator panel controlled by an Arduino Nano ESP32.

DIY Bike indicator

Using Arduino® Nano ESP32
by Kamitronix

DISCOVER MORE

Educational technical diagrams showing the setup of an Arduino Starter Kit R4, designed for beginners learning to code and build circuits.

Coding for beginners

Using Arduino® Starter Kit R4
by @hiphopscienceshow

DISCOVER MORE

An advanced electronics project showing an oscilloscope screen displaying complex signal waves generated by an Arduino DUE.

Arbitrary waveform generator

Using Arduino® Due™

DISCOVER MORE

A smart home interface featuring the Arduino Oplà IoT Kit used as a dedicated physical controller for Spotify music playback.

Oplà Spotify Controller

Using Arduino® Opla™ IoT Kit

DISCOVER MORE

Browse discounted Arduino products designed to inspire and built to perform.
Power up before they’re gone!

Ready for new projects?

Don't let your ideas stay in the planning phase. 

Secure your gears, upgrade your maker lab and start building.


Unlock savings up to 25% until February 5th, 2026 at midnight.

Shop now

FAQ

What boards are included in the promotion?

Our selection includes a wide range of official Arduino boards, from the beginner-friendly Arduino® Starter Kit R4 to high-performance microcontrollers for professional prototyping - all up to 25% OFF.
Explore the full collection here.

How do the discounts work?

The discounts up to 25% off are already aplied to selected products. No promo code is needed, just add your favourite boards, kits and shields to the cart before February 5th, 2026 at midnight!

Which product is best for a complete beginner or someone new to coding?

The new Arduino® Starter Kit R4, with the power of the new Arduino® UNO R4 WiFi, is the best choice to learn electronics and coding from scratch.

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