Sunlight alarm by SHIN Dongjin from korea

Due to high-rise buildings and long hours of living indoors,
people who suffer from insufficient vitamins generated from the
sunlight, are increasing. If vitamin D generated from the sunlight
is insufficient, it can lead to skin diseases, osteoporosis and stress.

This product lets people know of the amount of sunlight you take
in, by measure. It displays deficiency or excess of vitamins in color
percentage on the LCD. This product gets electric energy from a solar
penal, and as a clip shape, it is possible to freely attach to your
clothing. Besides, you can check UV index and the average amount
of UV per month, by connecting it with a smart phone application.
It is able to remind busy modern people of the importance of
the sunlight.