Model:HZW-75Y Maximum Power£º75W Laser wavelength£º1.064NM Maximum energy of single pulse:60J Working distance of Laser welding:MM 100-130 Welding depth:0.1-3.3MM Pulse width:0.5-20MS Spot size:0.2-2MM Total power:5KW Power voltage:220V, 50HZ Voltage adjustment range: 100-400 Maximum pulse current:540A Pressure protection:0.025MPA Cooling water temperature:35 degrees Water temperature protection:45 degrees Cooling water protection:10L/MIN Observation system:Microscope Magnification of observation system:10X