... , Exfoliators, Face Lift, Skin Rejuvenation 1. Ultrasonic wave skin beauty care usage:Girl, woman, man ... , person etc.2. Product Technic:Ultrasonic wave generator, battery, beauty cotton, facial nourishment etc ... and then press the power switch, that is, vibration effects open Before gently massage skin (eg, ... away, Into the slot under the battery plate fixed to hear Clicking soon as you can ...