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… more →
Arghdesign's Weblogarghdesign wrote 6 months ago: LED Throwies are an inexpensive way to add color to any ferromagnetic surface in your neighborhood. … more →