ModelDN-20 Fiber laser marking machine Laser wavelength1064nm Laser typeFiber Laser power20W Acousto-optic modulation frequency20Hz-200kHz Max. scanning precision8000mm/s Repeatable accuracy0.001mm Min. letter0.2mm Min line width0.01mm Marking area220 * 220mm Soft wareEnglish EZCAD ,easy to operate Cooling systemAir cooling Working Temperature0,-35, Working humidity0-90%, with no condensation Power supply220V/50HZ (Optional 110V/60HZ) Applicable Industries , Auto parts: pistons, piston rings, gears, shafts, bearings, clutches and lights; , Electronic components: resistors, capacitors, chips, printed circuit boards and keyboards; , Basic mechanical components: bearings, gears, standard parts and motors; , Instruments: panels, signs and precision instruments; , Hardware tools: knives, tools and measuring tools; , Daily necessities: crafts, zippers, leather clothing and sanitary ware.