The tiniest USB Type-C LiPo charger
An affordable, high-performance current & magnetic field probe
Arduino Pro Micro functionality and pinout with 5-20 V power delivery through USB-C
Voltage glitching like it's 1999
A tiny device that turns your generic power bank into a non-stop power supply
Ethernet FeatherWing with 4 W of PoE power and globally unique MAC
A USB-based power supply that can accurately estimate the energy consumption of IoT devices
Full H-bridge driver for DC motors – 12 A peak current, two wire control, and PWM
Sur-Ron, Segway, and Honda Cub Electric Bike Upgrades
Modular, open-source test & measurement chassis
An open and customizable Electric Vehicle (EV) charging station for commercial and residential use
A Portable Project Platform for Every Raspberry Pi Zero
An intelligent solar power system for the internet of things
Affordable remote energy monitoring for your entire home
A powerful, tiny power monitor shield for your Arduino Nano
The Re:Load Pro is an active load. It acts as a current sink, always drawing the same amount of current regardless of the voltage across it.
A full-featured LiFePO4 battery, power manager, and UPS for the Raspberry Pi
A small, open, affordable USB-C power adapter tester
An open, affordable, and accurate energy monitor using ATM90E26.
A fully open source programmable power supply with professional, lab-quality features and performance
The 3.3/5 V super-efficient regulator that snaps right on your 9 V battery.