Washand / digital door lock device

This product is a door lock device that measures germs in your hands and visualizes them. Washing our hands is so important. If they just wash their hands regulary, they can prevent them from various infectious disease. Although it is a significant part of self take caring action, people unconsciously ignore it. Especially, the kids who have low-level immunity have to do. If I hold the handle to unlock the password, It will measure how much germs exist in your hands and show them visually with coloring. If people do that, they can recognize the existence of germs.Then they will be motivated by it and it will induce people to wash their hands.