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These 32x32 RGB LED panels are an awesome place to start to add color to a project! You can create animations, games, or usef…
Resistors are a good thing, in fact, they're actually crucial in a lot of circuit designs. The only problem seems to be that …
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 bi-directiona…
This is the latest evolution of our serial LCD. Included on a single board is a 16x2 LCD and an embedded circuit based around…
The MicroView is the first chip-sized Arduino compatible module that lets you see what your Arduino is thinking using a built…
CR2032 Lithium metal 3V 250mAh button cell battery. Great for powering low power processors or blink an LED for weeks at a ti…
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 100…
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 200…
The smallest and easiest to use serial conversion circuit on the market! This board has one purpose in life - to convert RS23…
The SparkFun Differential I2C Breakout is the fastest and easiest way to extend the range of your I2C communication bus.
A row of headers - break to fit. 40 pins that can be cut to any size. Used with custom PCBs or general custom headers.
We all know that you can never get too many LEDs. Don't worry, we've got you covered. This is a pack of basic red, yellow, bl…
No, these aren't some sort of weird, AA battery, this is actually a 18650 Lithium Ion Cell. These round high capacity cells h…
These are jumpers terminated as male to male. Use these to jumper from any female header on any board, to any other female h…
The SparkFun Qwiic Mux Breakout enables communication with multiple I2C devices that have the same address that makes it simp…
If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The SparkFun LiPo Charger Basic …
Use this unique device to download data and control GPIB bus enabled oscilloscopes, logic analyzers, function generators, pow…
This is a very small, extremely lightweight battery based on Lithium Ion chemistry, with the highest energy density currently…
This is the Sunny Buddy, a maximum power point tracking (MPPT) solar charger for single-cell LiPo batteries. This MPPT solar …
The Nokia 5110 is a basic graphic LCD screen for lots of applications. It was originally intended to be used as a cell phone …
The SparkFun Battery Babysitter is an all-in-one single-cell Lithium Polymer (LiPo) battery manager. It’s half battery char…
This is a joystick very similar to the 'analog' joysticks on PS2 (PlayStation 2) controllers. Directional movements are simpl…
This is a unique two-cell AA battery holder built specifically for the [BBC micro:bit](https://www.sparkfun.com/products/1420…
The SparkFun Flexible Grayscale OLED Breakout is a small grayscale OLED that can be bent up to a 40mm radius without any worr…
The SparkFun Variable Load is a quick to assemble kit that has been designed to allow users to draw a specific amount of curr…
An assortment of colored wires: you know it's a beautiful thing. Six different colors of solid core wire in a cardboard dispe…
This is a basic 16 character by 2 line display. Black text on Green background. Utilizes the extremely common HD44780 paralle…
The SparkFun 5V/1A LiPo Charger/Booster is a no-nonsense circuit for generating one amp from a Lithium Polymer battery at 5V.…
This is a USB 2.0 type A to Mini-B 5-pin cable. You know, the mini-B connector that usually comes with USB Hubs, Cameras, MP3…
This is a SparkFun exclusive! These are jumpers terminated as male to female. Use these to jumper from any male or female he…
This SparkFun Real Time Clock (RTC) Module is a Qwiic-enabled breakout board for the RV-1805 chipset running at only about 22…
A solid state relay (SSR) allows you to control high-curent AC loads from lower voltage DC control circuitry. Solid state rel…
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 850…
Once you've hacked everything, why not go out in the garage and hack your car? This cable allows you to access the pins on yo…
This 7" Raspberry Pi Touchscreen LCD provides you with the ability to create a standalone device that can be utilized as a cu…
There are lots of trimpots out there. Some are very large, some so small they require a screwdriver. Here at SparkFun, we jus…
No really - it's 6 inches (153mm) tall! This very large 7-segment display can be seen from a hundred feet away. So many proje…
We designed this board to give the user a low profile button without any sharp edges. Button closes when you push it and open…
This simple board breaks out a female USB type A connector's VCC, GND, D- and D+ pins to a 0.1" pitch header. If you want to …
Alligator clips (or Crocodile clips, if you prefer) are likely to be the most useful thing on your workbench besides the work…
This is the FemtoBuck, a small-size single-output constant current LED driver. Each FemtoBuck has the capability to dim a sin…
This is a high-quality switching 'wall wart' AC to DC 5.1V 2,500mA USB Micro-B wall power supply manufactured specifically fo…
This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067. This chip is like…
These headers are made to work with the Arduino Uno R3, Leonardo and new Arduino boards going forward. They are the perfect h…
This is the SparkFun Real Time Clock (RTC) Module, this little breakout that uses the DS1307 to keep track of the current yea…
These tactile buttons are great for all sorts of projects. This assortment comes with 2 of each of 6 different colors for a t…
This is an extremely tiny and light weight battery based on the new Polymer Lithium Ion chemistry. This is the highest energy…
If you need some juice, this 6Ah Lithium Ion Battery is for you. These are very compact batteries based on Lithium Ion chemis…
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