New Arrivals

Add knobs to your grid with this add-on accessory for the UNTZtrument. This is a replacement piece of laser cut acrylic to use when building an ...

Welcome to CurieBot, your own mobile, customizable, and adorable, 32-bit, Bluetooth-enabled driving robot! Based upon our popular three-layer ro...

Celebrate Lady Ada Lovelace, one of the world’s first computer programmers. Adafruit offers a fun and exciting "badges" to celebrate achievem...

Polyester capacitors offer good stability, a large range of values at low cost, and the most widely used capacitor for general purpose. Specifi...

This new version now has all 5 pins broken out on the connector. We have no idea what USB device you are hooking up to, but if you need to add a...

The Electron is a small cellular IoT board made by Particle. This tiny development kit has everything you need for creating 3G cellular connecte...

The BlueSMiRF Silver is the latest Bluetooth wireless serial cable replacement from SparkFun Electronics! This version of the popular BlueSMiRF ...

The next generation Proto-ScrewShield is a dual-purpose prototyping shield. Not only does it have a large 0.1" grid prototyping area but it also...

This is a metal DC geared motor, 100% pure copper coils, high-density molecular layer, 100:1 metal reducer, small size, large torque. The maximu...

INTRODUCTION This is a small DC - DC boost module that converts a 0.9 ~ 5v power source to standard 5V, making it cap...

The Bluetooth Mate is very similar to our BlueSMiRF modem, but it is designed specifically to be used with our Arduino Pros and LilyPad Arduinos...

This kit brings the excellent design and tutorials of Parallax to the Arduino world. Make your Arduino the onboard brain of a mobile robot and l...

This new version corrects the pin out for the GPX and RESET pins. The SparkFun USB Host Shield contains all of the digital logic and analog circ...

Finally, the conductive material you've known you wanted but never knew you could have, its a sheet of flex PCB material! This is the stuff used...

What sensor should you use when you need to measure temperature? Most people will think of a DS18B20 temperature sensor first, but this senso...

This module from Roving Networks is powerful, small, and very easy to use. This Bluetooth module is designed to replace serial cables. The Bluetoot...

INTRODUCTION The Devastator tank mobile robot platform is constructed from high strength aluminium alloy and is ex...

Electrostatic discharge! Watch out, ESD can damage your electronics, but not with proper antistatic devices! Adafruit offers a fun and exciti...

For over a decade, Andrew “bunnie” Huang, one of the world’s most esteemed hackers, has shaped the fields of hacking and hardware, from his cult...

This breakout board uses the LTC3588 Piezoelectric Energy Harvester from Linear Technologies. This board can be used not only for harvesting piezoe...

INTRODUCTION When you want to measure AC current it is impractical and hazardous to cut in to your live wiring. The anal...

These tiny brushed DC gearmotors are available in a wide range of gear ratios—from 5:1 up to 1000:1—and with five different motors: high-power 6 V ...

Look, we're not saying anyone's watching you. We're not saying that some secret organization has taken over your webcam and is recording you, ri...