The way to rub back, and with the instrument vacuum suction control suction strength, the epidermis of a shallow grinding off a layer, is a non-invasive, physical shallow layer of grinding. The aging-damaged cells are automatically detached, no longer attached to the surface, while stimulating the skin growth layer to absorb oxygen and promote blood circulation, accelerate skin tissue development, promote the formation of collagen protein and elastin, combined with appropriate skin care procedures, so that the skin becomes delicate and soft. Specification Power?120W Voltage?110V~220V Package size?54*40*23 cm/21.26*15.75*9.06 in Package weight?9 kg/19.84 lb