New Arrivals

This is an extra large proto-shield, specifically designed for the Mega! It comes with PCB, two buttons and a full set of stacking headers. You can...

EL wire, or electroluminescent wire, is a flexible wire coated in phosphor. Apply the appropriate voltage and it lights up! It looks a lot like ...

The SparkFun Soil Moisture Sensor is a simple breakout for measuring the moisture in soil and similar materials. The soil moisture sensor is pretty...

The Teensy 2.0 is a complete USB-based microcontoller development system, in a very small footprint! All programming is done via the USB port. N...

This is the SparkFun MiniGen Signal Generator, a small shield for the Arduino Pro Mini that is capable of generating sine, square, or triangle wave...

This is a 3-terminal microswitch two pack, each equipped with a small push-button. These switches have a great ‘clicky’ sound to it with a nice ...

WiFi!? On an Arduino!? You shouldn't have! The MKR1000 from arduino.cc gives the functionality of the Arduino Zero with the added bonus of a WiF...

Microsoft .NET Gadgeteer is an open-source toolkit for building small electronic devices using the .NET Micro Framework and Visual Studio/Vis...

LED Strips always glow nicely in the dark and are super fun to play with. They can be used in home decorations, festives and interactive art insta...

The LilyPad Simblee BLE Board is a wearable development board that allows you to add mobile application functionality via Bluetooth Low Energ...

These knobs just push on to a standard 0.25 (1/4) shaft. - No more messy screws. - Complete with coloured cap. S...

The SparkFun Photon Weather Shield is an easy to use add-on board that grants you access to barometric pressure, relative humidity, and temperature...

The Arduino Ethernet Shield R3 (assembled) allows an Arduino board to connect to the internet. It is based on the Wiznet W5100 ethernet chip (da...

Standard HD44780 LCDs are useful for creating standalone projects. 20 characters wide, 4 rows White text on blue background Connection port is 0.1"...

Wanna play with EL wire but don’t know where to start? This Starter Kit has everything you need to add some electroluminescent fun to your pr...

This is a 'full-size' breadboard, 830 tie points. Good for small and medium projects. It's 2.2" x 7" (5.5 cm x 17 cm) with a standard double-strip ...

Here at Adafruit we love a good clock kit.  We also love integer sequences, dating back to Sanskrit prosody, that are named after Italian mathem...

EL wire, or electroluminescent wire, is a flexible wire coated in phosphor. Apply the appropriate voltage and it lights up! It looks a lot like ...

This camera cable is specifically designed to work with the Raspberry Pi Zero - Version 1.3! Just plug it into your Pi Zero's camera port and th...

For a long time we’ve had small 7-segment displays and huge 7-segment displays, but now we finally have something in between. These 20mm 4-digit...

Looking for the best heat sink for your Raspberry Pi 3? Check out this nice and tall 15x15x15mm Heat Sink! This heat sink is made from high q...

INTRODUCTION Ever want to build your own weather station? This anemometer is made of shell, wind cups and circuit module. It has built-in photovolt...

Give your Feather a sense of place, with an Ultimate GPS FeatherWing. In 2013 we designed the Ultimate GPS module to satisfy all your GPS desires ...

For a long time we’ve had small 7-segment displays and huge 7-segment displays, but now we finally have something in between. These 20mm 4-digit 7-...