Boing Boing: Make cheap magnetic LEDs for fun graffiti projects

Tuesday, February 14, 2006

Make cheap magnetic LEDs for fun graffiti projects

The Make blog has an item about "LED Throwies," made by a group with a wonderful name: Graffiti Research Lab.

LED Throwies are an inexpensive way to add color to any ferromagnetic surface in your neighborhood. A Throwie consists of a lithium battery, a 10mm diffused LED and a rare-earth magnet taped together. Throw it up high and in quantity to impress your friends and city officials.

Link

posted by Mark Frauenfelder at 05:49:54 PM permalink | Other blogs' comments

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