laser power :10w/20w/30w laser wavelength :1064nm laser quality :M2<1.4 output frequency :20kHz-80kHz marking area :110*110mm/150*150mm min line width :0.01mm repetition accuracy : ±0.0001mm electrical requirement :AC 90-250V/50Hz 5A marking speed :0-5000mm/s cooling system :air-cooling N.W.:30KGS G.W.:43KGS