LED NeoPixel Digital Clock

For some time I have wanted to have a large scale LED based clock, this is the result. Using these files each digit is almost 11" in height. I used a strip of 30 LED's per meter and each segment has 3 LED's in it, while the colon segments house a single LED. An Arduino Nano runs the whole thing along with a DS1307 chip to keep accurate time - even when it is turned off.

There are three buttons. When the clock is running the hour and minute buttons will change the colour. The setting button, p