By -
Darren Straight
Guerilla Light Graffiti – LED Throwies
About LED Throwies:
Developed by the Graffiti Research Lab a division of the Eyebeam R&D OpenLab, 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.
Make Your Own
Graffiti Research Labs Official Site
Via: Videobomb