Portable Ultrasonic Facial UnitUltrasonic Facial Unit It sends streams of high speed ultrasonic vibrations into the skin layers at incredible speeds of 28,000 vibrations per second. These safe high frequency vibrations are scientifically designed to remove any imperfections under the skin such as dead skin cells, black and white heads, dirt, & grease particles. The added benefit is a lifted effect that creates ultra smooth, soft & supremely elastic skin. Details: SKU46191 Weight