This is a wonderful evaluation board cooperatively designed by danjuliodesigns and SparkFun. The Heart Rate Monitor Interface (HRMI) is an intelligent peripheral device that converts the ECG signal from the Polar Heart Rate Monitor (HRM)...

Do you want to replace a slider or a button on your art project or science experiment with a more interesting interface? This Capacitive Touch Slider is a "Qwiic" and easy way to add capacitive touch to your next project. With the...

The SparkFun CCS811/BME280 Environmental Combo Breakout takes care of all your atmospheric-quality sensing needs with the popular CCS811 and BME280 ICs. This unique breakout provides a variety of environmental data, including barometric...

This is a simple pack of five Red LilyPad LEDs that are still attached to one another, letting you snap the LEDs apart at your leisure to sew into clothing or whatever else you can dream up. LilyPad is a wearable e-textile technology...

The SparkFun Lightning Detector adds lightning detection to your next weather station to make sure you are aware of any potential hazardous weather heading your way. The AS3935 is capable of detecting lightning up to 40km away with an...

Sometimes we want our projects on, but sometimes we want to turn them off for a while to save power. The SparkFun Nano Power Timer will run while only consuming minimal power (approximately 35nA) and turn your project on after a set...

This Electric Hobby Screwdriver Set is great for dealing with small screws in a variety of applications all enclosed in a handy plastic carrying case with magnetic lid. The real magic of this tool is the extensive bit collection...

The J-Link line of JTAG programmers from Segger is well known for their top of the line debuggers. The J-Link EDU Mini is a great option for those getting started with JTAG/SWD programming and debugging. Each J-Link EDU Mini is a version...

Looking for a super small microcontroller to use with the Qwiic eco-system ? The SparkFun Qwiic Micro is molded to fit our standard 1"x1" Qwiic standard size which makes it one of our smallest micro-controller offerings to date. At it's...

The LIDAR-Lite v4 LED sensor is the next step in the LIDAR-Lite line. A small, lightweight, low-power optical ranging sensor. It's the first to incorporate ANT profile wireless networking technology into an optical sensor. Its built-in...

Set of small, precision Phillips head screw drivers. A must have for any electronics aficionado. Phillips #1, #0. Flat 1.4, 1.8 (or 2.0), 2.4, 3.0mm.

What is the best chip antenna for your GNSS project? There are tons to choose from, but finding the right one might be tricky so here's a board that helps make deciding easier. The SparkFun GNSS Chip Antenna Evaluation Board makes it...