Check out what other creators have submitted, get inspired by project ideas from our partners or build your skills with our how-to videos. Then vote for the ones you “Like” or submit your own. There are only two rules: it has to feature RadioShack parts and it has to be something inspiring.
This project uses an alcohol sensor and a Arduino along with a bunch of other components from Radio Shack to create a breatalyzer. For novelty use only, the breathalyzer has 10 LEDS. The more you had to drink. The more LEDS light up.