... pulse light, which permeate epidermis to the dermis of the skin. Utilizing the selective absorption elements, the light is absorbed ... finally achieving the purpose of pigment removal and skin rejuvenation, while keep normal skin and sweat gland in good state. 2. ... %, and no abrasion. 3>.Super hot spread system and cooling device, air-cooled, water cooled, semiconductor cooled.; the treatment heads ...