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SEIL backpack by Lee Myung Su uses LED lights to display traffic signals. Simply by controlling the detachable wireless controller, the user can show directional and emergency signals on the back of his backpack.



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1 | JBantha
16 de October de 2010 to ● 6:52 AM
I used to do this when on high school!
It’s quite easy to set, whit a arduino and about 100 leds you can make an infinity of signals, and the controls where at the belt of the backpack itself