The cleaning effect is 3 times more than other electrical brushes - it has a “U” -shaped design that perfectly fits the teeth shape, the toothbrush vibrates 40 thousand times per minute, removes the sarros in shape Efficient, reduce spots and cool the breath. The product comes with 8 Dupont heads that are fine and resistant. With a single purchase you can use it for a total of 24 months. Once a week: the polished mode serves to have brighter teeth: and, finally, the massage mode can strengthen your teeth.