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Lenore @ Evil Mad Scientist Labs procures an LED traffic light assembly! Which means we get a very detailed peek inside –

Of course, after we made sure it worked, we promptly took it apart. It is a fabulous object, designed to be used, abused, taken apart, and maybe even fixed, though there is not much to go wrong. Click through for more gory photos and delightful design details.

aah, the power of LEDs in large quantity. Check EMSL for more pics and info – Link

Related:

E.M.S. Photo Pool . . . and Many More! – Link