The Bus Pirate, created by Ian Lesnet and featured on Hack a Day, is a troubleshooting tool that communicates between a PC…

Are you frustrated with the lack of dexterity from most third hands? The SparkFun Third Hand gives you the ability to hold…

 Are you a Java or Android developer looking to add advanced hardware I/O capabilities to your Android or PC applicati…

 The WAV Trigger is an audio development platform that allows you to easily add music and sound effects to your projec…

 Want to start playing with sensors, but don't know where to begin? This kit includes a variety of basic sensors f…

Make some noise with your next project! The MP3 Trigger board is built to make it MP3 sound integration easier than ever. …

This kit includes everything you need to get started with RFID. It includes a USB RFID board, ID-12LA RFID reader, and 2 R…

 The Sound Detector is a small and very easy to use audio sensing board with three different outputs. The Sound Detector n…

This breakout board makes it easy to use the tiny MMA8452Q accelerometer in your project. The MMA8452Q is a smart low-powe…

This is a motor shield for Arduino that will control two DC motors. Based on the L298 H-bridge, the Ardumoto can driv…

This is the same product as the XBee Shield with a multitude of extra parts including 2 XBee modules, the popular XBee Exp…

Sure, your flashing, chip-tune playing t-shirt is really cool at the party... but at some point you need to turn it off. A…

The smallest and easiest to use serial conversion circuit on the market! This board has one purpose in life - to convert RS…

This is a simple to use, RS232 to serial base unit for the XBee line. This unit works with all XBee modules including the …

The ProtoSnap series is a new way to prototype your project without a breadboard. Everything is wired together on a single…

This is a breakout board for the Bosch BMP180 high-precision, low-power digital barometer. The BMP180 offers a pressure mea…

Riding on the waves of the very popular Arduino USB board is this small prototyping shield. Originally spawned with collab…

Description: The Cellular Shield for Arduino includes all the parts needed to interface your Arduino with an SM5100B cellu…

The Fio v3 is a new spin on the Arduino Fio hardware powered by the ATmega32U4.Not only is it small and LiPo-ready, it'…

Here at SparkFun, we refuse to leave 'good enough' alone. That's why we're adding to our line-up of Arduin…

Ready to add audio to your next project? This small breakout board couples a small electret microphone with a 100x opamp t…

This is the latest version of our popular through-hole Simon Says Kit. We've made some changes to the board that should…

The LilyPad SimpleSnap is a new, easy way to create e-textiles projects with LilyPad that are modular and can be disassemb…

This is a simple breakout board for the SHT15 humidity sensor from Sensirion. The SHT15 digital humidity and temperature…

If you need to charge LiPo batteries, this simple charger will do just that. It is designed to charge single-cell Li-Ion o…

The BlueSMiRF is the latest Bluetooth wireless serial cable replacement from SparkFun Electronics! These modems work as a s…

 If you've ever tried to connect a 3.3V device to a 5V system, you know what a challenge it can be. The SparkFun b…

This new version breaks out the PI09, FORCE WAKE, and the hardware reset lines. It also has a different crystal and uses th…

This is a breakout board for Honeywell's HMC5883L, a 3-axis digital compass. Communication with the HMC5883L is simple…

The ATtiny45 and 85 are a couple of really cool little MCUs but did you know you can program them in Arduino? That's r…

This is a very simple breakout board for the popular HMC6352. Remember the KISS mantra? We really enjoy the simplicity and…

This is the same product as the Makey Makey Standard Kit. The difference is this version comes in fancy clamshell packagin…

 Knowing where your robot is can be very important! The RedBot Wheel Encoder allows you to track the number of revolut…

This is the LilyPad revision of our FTDI Basic. It is the same as our other FTDI Basic, but has a purple LilyPad board whi…

Breakout board for the microSD socket that is not much bigger than your fingernail. Compatible with the SPI interface found…

It's blue! It's skinny! It's the Arduino Pro! SparkFun's minimal design approach to Arduino. This is a 5V A…

If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The LiPo Charger Basic is str…

Life has its ups and downs, so why not measure them? The MPL3115A2 is a MEMS pressure sensor that provides Altitude data t…

The TB6612FNG motor driver can control up to two DC motors at a constant current of 1.2A (3.2A peak). Two input signals (IN…

Update: After taking a figurative lashing from the comments section we're begging for mercy by updating the microSD Sh…

 The ML8511 breakout is an easy to use ultraviolet light sensor. The MP8511 UV (ultraviolet) Senso…

If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The USB LiPo Charger is a bas…

It's not the heat but the humidity that gets you, at least that's what they say. Really, both are important, what y…

This is a breakout board for Freescale's MMA7361L three-axis analog MEMS accelerometer. The sensor requires a very low…

This new version uses an SMD 5x2 header. This is a simple to use USB AVR programmer. It is low cost, easy to use, works gr…

 The HTU21D is a low-cost, easy to use, highly accurate, digital humidity and temperature sensor. This sensor is ideal…

The Raspberry Pi packs plenty of processing power in a small and inexpensive package and that makes it perfect for robot b…

 This is the Mini Solder-able Breadboard. A bare PCB that is the exact size as our mini modular breadboards with the s…

This is a breakout board for Freescale's MPR121QR2. The MPR121 is a capacitive touch sensor controller driven by an I2…

This is the Vernier Interface Shield, a simple add-on to give your Arduino the capability to interface with Vernier sensor…