Model : SS-FB Power : 20w ~100w Frequency : 20khz - 200khz Laser Beam Quality : <1.2 Laser Wavelength : 1064NM Minimum Line Width : 0.06mm Engraving Range Optional : 110mm x 110mm ; 170mm x 170mm ; 200mm x 200mm ; 300mm x 300mm Engraving Speed : 600-1000 character/min Environment Humidity : 20% - 80% Cooling System : Air Cooling Engraving Method : Stationary Engraving / Rotary Engraving / Fly Engraving / Mopa