SparkFun Accessories We use barrel jacks a lot around here and sometimes we need to pop a switch into the mix. That usually means hacking up a perfectly good barrel jack extension cable but the whole point of using the barrel jacks was so that we wouldn't have to hack t

SparkFun Accessories This is the Magnetic Door Switch Set a small reed switch assembly specifically designed to alert you when doors drawers or any other aperture opens. These types of switches are primarily used in home security systems. One half of the assembly set

SparkFun Accessories You don't have to worry about adding a resistor to an LED if you get an LED with a built in resistor! This pack of 25 red 5mm LEDs will help alleviate any frustrations you've had with accidentally burning them out by having a resistor in the diode it

SparkFun Accessories LilyPad Button Board

SparkFun Accessories This is 12 meters of smooth conductive thread spun from stainless steel fiber and wound on a plastic bobbin. Use it to sew up all of your e-textile projects. This small bobbin is a great way to get into wearable electronics without the upfront cost o

SparkFun Accessories LilyPad Coin Cell Battery Holder 20mm

SparkFun Accessories LilyPad LED Rainbow (6 colors)

SparkFun Accessories LilyPad LED Green (5pcs)

SparkFun Accessories LilyPad LED Red (5pcs)

SparkFun Accessories SparkFun Qwiic Shield for Arduino

SparkFun Accessories The SparkFun weather:bit is a fully loaded "carrier" board for the micro:bit that when combined with the micro:bit provides you with a fully functional weather station. With the weather:bit you will have access to barometric pressure relative humi

SparkFun Accessories The SparkFun MicroMod Data Logging Board offers a highly customizable low-power data logging platform using the MicroMod system allowing you to choose your own Processor to pair with the Carrier Board. The Data Logging Carrier Board breaks out conne