If you’re working with 3.3V or 5V circuits, it’s easy for you to throw on a power or status LED here or there. [Tom Gralewicz] has found himself in a pickle, though, often working on projects with ...
With a self-adhesive backing patch, this ultra bright red LED light (which is also available in white ) can easily be attached to clothing and baggage to aid being seen when you're riding at night.