A mechanism inside moves the water up and down and apparently water is the perfect non-resistant element. I’m not exactly sure how to read it. Seems the demarcations around the ring help indicate time or it could be the water level just abstractly represents how much time is left in the day.
Subscribe now to our FREE newsletter!
Subscribe NOW to Gadgets Matrix weekly newsletter! You will receive the weekly selection of the best gadgets!
It is FUN, it is COOL, it is Gadgets Matrix newsletter!