$25.99 $29.99
The Arduino UNO R3 is a microcontroller board based on the ATmega328. It has 14...
$99.99 $129.99
The Arduino starter kit provides an open-source electronics prototyping platform based on flexible, easy-to-use hardware...
$49.99
Arduino is an open-source physical computing platform based on a simple i/o board and a...
$23.99 $26.99
: At SparkFun we use many Arduinos and we’re always looking for the simplest, most...
$28.99
We sure love the ATmega328 here at Adafruit, and we use them a lot for...
$28.99
We sure love the ATmega328 here at Adafruit, and we use them a lot for...
$23.99
FLORA is Adafruit's fully-featured wearable electronics platform. It's a round, sewable, Arduino-compatible microcontroller designed to...
$15.99
Love FLORA but want a bite-sized version? Look no further, GEMMA is a tiny wearable...
$35.99
The LilyPad Simple just got a whole lot… simpler. We've updated the Simple board to...
$15.99
Trinket's got a big sister in town - the Pro Trinket 5V! Pro Trinket combines...
$15.99
Trinket's got a big sister in town - the Pro Trinket 3V! Pro Trinket combines...
$11.99
As of October 9th, 2015 the 5V Trinket comes with a micro-USB connector instead of...
$11.99
Trinket may be small, but do not be fooled by its size! It's a tiny...
$23.99
We are very excited to have one best Enclosure for Arduino & project box! Here are...
$12.99
The Arduino Uno is the undisputed champion of all development boards, why would you not...
$12.99
The Arduino Uno is the undisputed champion of all development boards, why would you not...
$92.99
This kit contains everything you need to connect some basic home automation sensor to your...
$29.99
The Arduino Micro packs all of the power of the Arduino Leonardo in a 48mm...
$29.99
This new Adafruit shield makes it easy to use a 16x2 Character LCD. We really...
$27.99
The original Adafruit Motorshield kit is one of Adafruit's most beloved kits, which is why they decided...
$21.99
It's blue! It's skinny! It's the Arduino Pro! SparkFun's minimal design approach to Arduino. This...
$90.99
So you want your Arduino to surf the web but you don't have room for...
$3.99
These headers are made to work with the Arduino Uno R3, Leonardo and new Arduino...
$35.99
The CAN-BUS Shield provides your Arduino or Redboard with CAN-BUS capabilities and allows you to...
$59.99 $79.99
The Arduino Ethernet Shield 2 allows an Arduino Board to connect to the Internet. It...
$66.99
Create your own toys, remote controllers, alarms, detectors, robots, and many other projects with the...
$33.99 $35.99
This is a motor shield for Arduino that will control two DC motors. Based on...
$21.99
The SparkFun ESP8266 WiFi Shield is an Arduino compatible shield for the ESP8266 WiFi SoC...
$54.99
: The SparkFun Weather Shield is an easy-to-use Arduino shield that grants you access to...
$45.99
Bend all audio files to your will with the Adafruit Music Maker shield for Arduino!...
$44.99
Bend all audio files to your will with the Adafruit Music Maker shield for Arduino!...
$26.99
You want to make a cool Arduino robot, maybe a hexapod walker, or maybe just...
$54.99
This lovely little shield is the best way to add a small, colorful and bright...
$24.99
Here's a handy Arduino shield: we've had a lot of people looking for a dedicated...
$69.99
Add some sizzle to your Arduino project with a beautiful large touchscreen display shield with...
$26.99
Would you like to add powerful and easy-to-use Bluetooth Low Energy to your robot, art...
$53.99
Spice up your Arduino project with a beautiful large touchscreen display shield with built in...
$45.99
Put on your sunglasses before putting this shield onto your 'duino - 40 eye-blistering RGB...
$19.99
This touch-able add on shield for Arduinos will inspire your next interactive project with 12...
$29.99
What's a project if it's trapped on your desk? Now you can take your Arduino...
$15.99
This prototyping shield is the best out there (well, we think so, at least), and...
$22.99
The next generation Proto-ScrewShield is a dual-purpose prototyping shield. Not only does it have a large...
$69.99
Brand new and better than ever, we've replaced our Adafruit GPS shield kit with this...
$34.99
Adding quality audio to an electronic project is surprisingly difficult. Here is a shield for...
$59.99
We've taken our popular Adafruit PN532 breakout board and turned it into a shield -...
$39.99
We now offer a version of this kit with an included motor controller, check it...
$39.99
This new Adafruit shield makes it easy to use a 16x2 Character LCD. We really...
$3.99
What are they for? Stacking. You put the headers on top of your Arduino and...
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