Inverter technology DC 220V output reliable and durable easy for ... portable DC 220V tig welding machine TIG160:1. Inverter technology, stable current, reliable and durable, ... can provide 110/220 v duel voltage input function, automatic input voltage shift;7. Complete accessories: welding ... 50~60 HzPower supply capacity4 kVADuty cycle60%Rated output current160 ANo-load voltageDC 55 VOutput current range5 ...