... mainly used to adjust impedance values of the tissue, guided RF ( RF ) energy deeply, adjusted focusing wave on different position ... collagen hyperplasia, rearrange, achieving the purpose of firming, wrinkle.Rf (radio frequency) energy absorption is not influenced by melanin, ... the skin, facial lift etc.; ( 6) fine / coarse black hair removal: rescuing arms, axilla, leg, arm, lip, size of hairline and ...