It conducts positive and negative airstreams produced by vacuum pump to the particular position by physical measure and results in air pressure difference so as to take the function of vacuum and spay.
Vacuum: It make use of the negative pressure airstream produced by vacuum pump to absorb softened blackheads, white heads, acnes and pustules on skin surface and clean impurities and oily dirt, etc. in pores.
Spray: It makes use of the positive pressure airstream produced by vacuum pump and sprays toning lotion, antiphlogistic fluid of toner, etc. in mist from a spray bottle. It can effectively shrink pores with antiphlogistic, antalgic and nourishing effect, etc.