LED throwies…or: How to add color to your neighborhood

“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.”

Beside the list of the needed parts you can even watch a video of the throwies, beautifying some-ones neighborhood:

Source: http://www.instructables.com/ex/i/7DBB34EAEDFF1028A1FC001143E7E506/

  1. #1 by sam on February 16, 2006 - 07:31

    Klasse Idee nur wo in Ilm finden wir magnetische Gebäudeflächen?

  2. #2 by TheChief on February 17, 2006 - 23:30

    Die Rahmen der Glasfassaden an EAZ und Humboldtbau könnten ferromagnetisch sein…

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