The System emits varied wavelength,intense pulse, and broad-spectrum light. It can permeate the cuticle to the derma and take effect on the abnormal pigment to break the abnormal pigment. Highly contuolled flashes of litht are selectively absorbed by hair follicles.The absorbed light heats the hair, which damages or destroys the growing potential of the follicle,stimulates the proliferation of collagen and improving the rearrangement of elastic fibers,finally achieving the purpose of hair removal .