... crystal display (LCD), DSP intelligent motherboard, off line, realizing U disk download, without the other with compu Applicable ... crystal display LCD, DSP intelligent motherboard, off line, realizing U disk download, without the other with computer;Cooling ... Working area1400x1000mmCutting speed20m/minCarving speed50m/minLaser tube power80wMinimum line width0.2mmRepeat precision±0.01/mmVoltageAC220±10% ...