This ambient LED light designed by Jasper Hou is powered by a mechanical timer in the base. After giving the base a twist, the timer gradually releases its energy, powering the LED light as it unwinds ...

Smart lighting can really improve how you handle illuminating your home, and these budget smart lighting gadgets from Amazon ...

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Today we are going to create a strobe light for the tips of the wings of an rc airplane using a 555 timer (NE 555 or lm 555 IC) this circuit is very easy to make with few components and most ...