Do you ever think about the germs that are living on your toothbrush before you even put it into your mouth? The Aura Clean Ultrasonic Toothbrush System does and it zaps them away with a whole new level of oral hygiene care. This toothbrush not only cleans and whitens your teeth with up to 40,000 strokes per minute, its unique design also cleans and sanitizes your toothbrush after every use.