Huafei Technology Double wavelength laser treatment system adopts laser Nd: YAG and Q-switch laser as well as laser multi-frequency technology. Using instant light resulted in exploding principle to make laser set free in short time (about 10 ns) then producing the IPL with light density. This kind of Nd: YAG can get rid of tattoos, imprinted eyebrows, imprinted eyelids and all kind of pigmentated lesion on dermal.