ultrasound Ion skin cleaner , atomization oscillation 2400 times per second sound wave vibration softening cutin,shovel remove dead skin,dredge and clog pore, at the same time , Featured with positive ion to do deep deduction of dirt, throunghly clean dirt , blackhead,ect.. acne and so on , more negative ions into the nutritional essence, with skin care products to do nourishing introduction, so that the skin more moist elastici