Ya-Shua
Ya-shua is a manpower motion toothbrush for environment friendliness, exact cleaning time, and more fun.
You can electricize this power toothbrush by your own work without any charger or batterys; in addition you can give yourself an adequate cleaning time for keeping dental health by the scale. It’s a brand-new toothbrush for everyone, especially the people who concerns about the environment, and kids, who might find it a novelty.
The innovative dynamoelectric structure makes the manually generated electricity provide enough power for cleaning. And, the toothbrush vibrates till the electric charge dies off.
The Working Structure:
The Process of Using:
