Using this simple Christmas LED lights decoration circuit, you can make an 18 LED flasher to decorate the Christmas Tree. The White, Blue and Red LEDs flash at different rates to give a colorful ...

We love the concept, and the circuit couldn’t be more simple. ... Posted in contests, Holiday Hacks, how-to Tagged 2017 Coin Cell Challenge, coin cell, led, LED christmas tree.

He’s included build instructions as well as diagrams of the circuit, ... LED Hacks Tagged 555, christmas tree, Circuit Sculpture, contest, led, NE555. Posts navigation.