fractional laser system fires a laser beam which is then split inti numbers f microscopic beams, producing tiny dot,or pixel-like treatment zones within the selected area of the skin, leaving the other zones within it perfectly intact. therefore ,the heat of laser only passes deeply through the fractional damaged area. this allows the skin to heal much faster than if the whole area was treated. during the skin self-resurfacing , a great number of collagen is produced for skin rejuvenation. eventually the skin will look much healthier and younger. 10-years experience in producing beauty machine, strong r&d.diversity of customized service, strong oem & odmcapability available 1 years-warranty and 7x24 online after-sale service.syi