... frequency electromagnetic wave with special width-spectrum, selectively acts on target texture, to do skin rejuvenation, freckle removal, ... filtering. E-light can penetrate skin deep, selectively act on hypodermal pigment, blood vessel, dissolve freckle, close abnormal vein ... Tighten skin ,contract big pores:Spread specific fine carbon on face ,after absolutely infiltrated in pores,then to shoot ,it' ...