... for input voltage welding aluminum products,tig welding machine,tig welder TIG250 AC DC pecificationsmulti-functional:TIG AC/DC and MMA function,down ... Products2.Decoration3.Light &Medium Fabrication4.Pipe&High Pressure Vessels5.ConstructionFeatures:1.Multi-Functional:TIG AC/DC and MMA Function2.Down- ... for input Voltage:220V ±15% welding aluminum products,tig welding machine,tig welder TIG250 AC DC