... repairing,spot stitch,electronic parts,IC,.battery,watch,etc. High reliability,long resistance,high energy exchange,top beam quality, ... Laser Output Power60WLaser wavelength1064nmMaximal Laser Pulse Power40JBeam Quality(m2)≤4Marking Area Diameter75mm/100mm/300mm(optional) ... Voltage220V/mono-phase/50Hz/60AMain Machine Power4KWCooling Machine Power2PCooling ModeAir cooling Laser spot welding machine