SparkFun

There are a couple must-have boards that every engineer and hobbyest should have on their desk, and this PCA9306 dual, bidirectional voltage-level ...

The SparkFun Lightning Detector adds lightning detection to your next weather station to make sure you are aware of any potential hazardous weather...

The SparkFun Line Follower Array is a long board consisting of eight IR sensors that have been configured to read as digital bits! We have designed...

This version of the QRE1113 breakout board features an easy-to-use analog output, which will vary depending on the amount of IR light reflected ...

This version of the QRE1113 breakout board features a digital output, using a capacitor discharge circuit to measure the amount of reflection. T...

The SparkFun TMAG5273 Qwiic Linear 3D Hall-Effect Sensor is a low-power, high-precision magnetic field sensor that can detect a magnetic field's pr...

If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The SparkFun LiPo Charger Basic is stripped down of al...

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

The SparkFun LiPo Charger Plus is the souped-up power option in the SparkFun line of single-cell lithium polymer (LiPo) battery chargers. With this...

The SparkFun 5V/1A LiPo Charger/Booster is a no-nonsense circuit for generating one amp from a Lithium Polymer battery at 5V. This LiPo charger ...

LiPo batteries are a great way to power your projects. They’re small, lightweight, and pack a pretty good punch for their size. Unfortunately, even...

The SparkFun Load Cell Amplifier is a small breakout board for the HX711 IC that allows you to easily read load cells to measure weight. By connect...

The SparkFun Load Sensor Combinator is a bare PCB that combines four load sensors into a standard four-wire Wheatstone bridge configuration. If ...

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-directional logic level conve...

The SparkFun Single Supply Logic Level Converter is logic level and power supply translator in one small package. This little board breaks out...

The SparkFun Logomatic v2 takes everything we learned with logging analog or serial data from your projects over the years and boils it down to an ...

The SparkFun expLoRaBLE Thing Plus is a Feather-footprint development board with the NM180100 system in package (SiP), from Northern Mechatronic...

This current sensor gives precise current measurement for both AC and DC signals. These are good sensors for metering and measuring overall power c...

The SparkFun LTE CAT M1/NB-IoT Shield equips your Arduino or Arduino-compatible microcontroller with access to data networks across the globe. T...

The SparkFun LTE CAT M1/NB-IoT Shield with Hologram SIM Card equips your Arduino or Arduino-compatible microcontroller with access to data networks...

The SparkFun SARA-R5 LTE GNSS Breakout is a robust development tool for u-blox's impressive SARA-R510M8S LTE-M / NB-IoT module. The SARA-R510M8S LE...

The SparkFun SARA-R5 LTE GNSS Function Board is a robust development tool for u-blox's impressive SARA-R510M8S module designed to work with the Mic...

The SparkFun LTE Stick provides a development and prototyping platform for the LARA-R6 LTE Cat 1 module from u-blox™. The LTE Stick uses the LARA-R...

The SparkFun Ludus ProtoShield is a motor driver shield for your Arduino that is designed to make connecting motors, sensors and other components t...