SUPER-200PI 7 IN 1 PULSE ARC AC/DC TIG MMA Plasma Cutter & Aluminum Welder 220V Description: Reactive power correction, AC/DC or pulse output , soft switch, inverter with 100 kHz high frequency; Compact structure, stable welding current, steady and intensive arc, reliable and durable, easy for maintenance; Excellent control performance, multiple functions of TIG, MMA and CUT; The model w