... meanwhile, RF can stimulate the more collagen, which can smooth wrinkle and liftface. Filters and functionThe material is synthetic cut ... , hemangioma, varicose veins, etc.*640nm-1200nm for black and rough hair removal (body, underarm, arm, leg, bikini line, face, etc)* ... efficiency large spot size ensure high efficient operation,especially for hair removal treatment.* With the help of the rf,making the ...