Product feature: it use the fiber laser output the laser, the electric light transfer ratio high and the cubage is small which do not need exterior water cooling equipments, it also has high quality light beam. Application & materials: this type laer marker suitable for gold, silver, diamond, sanitary equipments, foods packing, tobacoo lable, beer label, drink lable, medicine packing, medical equipments, galsses and clock, auto parts, plastic&paper materials, the electron, hardware which with high request for depth, smooth, accuracy such as horologe, mould, bitmap marking etc. Type:5w, 10w, 20w G.W.:45kg Size:900mm*500mm*500mm