... for facial,10min for body. 4.CE/ROHS Ultrasonic Beauty Instrument -Enjoy Professional SPA Experience Simple at Home, 15 minutes to ... Gain Yourthful Skin Functions of Ultrasonic Beauty Instrument HOW is ultrasonic applied in skin care?The 1MHz high ... PH of the skin. THREE BIO-Effects of Ultrasonic Beauty Instrument Vibration Ultransound waves,at treatment speeds,have an effect on ...