... can permeate epidermis to the derma. Utilizing the selective absorption elements, the light is absorbed by the melanin in the hair follicles. Through the optical and thermal ... /3SSpot size16×57mmCooling SystemSemiconductor+ built-in water+Air Cooling triple systemsNet weight25KgGross weight53KgPowerAC220V±10%,10A,50HzAC110V±10%,10A,50Hz the best IPL in 2012