Function of opt shr machine can remove hair from various areas of the body for all kinds of color hair,remove epidermal pigmentation:speckles,age spot,birthmark,remove red blood vessels:boottlenose,erythema,change bottle nose,skin rejuvenation and whiten skin,acne and scars treatment:papule,blain,shrik and tighten pores,remove wrinkle,breast Lift up.