1. AC/DC and pulse output, 2. 60% duty cycle, 3. TIG/MMA/CUT 4. reasonable price for muti-function welding machine ... of Multi-function AC/DC Pulse TIG/MMA/CUT Welding machine SUPER-200P:1.Reactive power correction, MOSFET, AC/DC or pulse ... pedal control interface for safe operation;6.Complete accessories: welding torch, cutting torch, welding holder, earth clamp, compressed air regulator, etc.* ...