Weld method: DC MMA, DC TIG, DC Pulsed TIG, AC TIG, AC pulsed TIG. Characteristics: 1. ... one minute of welding completed.4. Multi purpose: DC pulsed TIG welding, DC TIG/MMA welding, square pulsed AC TIG welding, spot TIG welding.Application:1. Welding for aluminium ... 1-50.1-5Shell ProtectionIP21SIP21SIP21SIP21SInsulation Grade FFFFWeight (KG)130150175205 Digital Inverter AC/DC TIG Welding Machine