FEMU (Femto’s ESP32 ModUle) is an incredibly small micro-controller that fits in a USB port. It runs MicroPython, has an RGB LED, and has Wi-Fi/Bluetooth 4.2 capabilities! Take it with you anywhere, and start hacking!
Alex Albino (@femtoduino) is an open-source hardware designer and developer with a focus on physical computing and IoT. His work has been used by a variety of research labs around the world.