Darkness-activated LED circuit - Make: Darkness-activated LED circuit - Make:

Darkness-activated LED circuit

Technology
Darkness-activated LED circuit

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Our homeboy Windell, over at EMS Labs, has posted a simple circuit for creating a dark-detecting LED light. It’s a power-conserving LED Throwie.

A Simple and Cheap Dark-Detecting LED Circuit – Link

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Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. His free weekly-ish maker tips newsletter can be found at garstipsandtools.com.

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