Power of 2 binary Clock kit. Functionality similar to Anelace clocks. Do it yourself assembly requires soldering. Powered by a standard Micro USB cable, (not included). Kit comes with all the parts needed to build this clock except for the micro-USB cable. Can be powered by any micro-USB charger or can be plugged into a pc USB slot. Note - Clock color is black even though some of the video and older pics show a green version.
https://www.youtube.com/watch?v=TwsPVOU_9Fo