E-light hair removal machine(IPL+RF) Basic Theory The ... . So, with lowering side effects in treating pigment lesion, like lessening blistering which is generally caused ... refrigeration. The range of treatment: Everlasting hair removal:remove unwanted hairs under arms,on legs ,lips ... part,etc. Pigmentation treatment:remove various kinds of pigment such as freckle,chloasma,aged spots,sunburn,etc ...