1, good effect 2, remove acne and scar 3, cristal microderbrasion new crystal microdermabrasion (multifunctional) Work ... skin tone tighten sagging skin, acclerate the melanin exclusion,dilute the spot(sunbun,age spots,superficial pigmentation,etc.),dark circles ... pores and improve coarse pore,acne,oliy skin acne scar,acne pit removalTechnical advantages of aesthetic microdermabrasionCrystal flow and ...