1,Adopt IGBT & advanced PWM inverter technology.2.Anti-sticking,Arc force,hot start.3.Compact,light weight,portable.4.Compatible POWER GENERATOR.5.Intelligent Protection: over-voltage,low-voltage,over-current,over-heat.6.Be able to weld all kinds of metal,carbon steel,alloy steel,cast iron.7.With complete accessories: Electrode Holder with..