Tell us about yourself!
NASA Astronomy Picture of the Day
The button's light bulb is incandescent. I honestly don't know its voltage rating, and I have it wired directly to the battery and switch. If you're worried about burning out an LED just throw in a resistor to drop the voltage down.
Cheap, Fast, and Awesome - DIY Photobooth Button
Solar System Bracelet
Beginner's guide to ESP8266 and tweeting using ESP8266
Simple and intuitive web interface for your Raspberry Pi
Chainmail Armor Tutorial
Arduino Skateboard Speedometer
How to make your own Arduino board
Standalone Arduino UNO
Blind Opening Alarm Clock
Make yourself anonymous on the web!
Night Stand with Locking Secret Hidden Drawer