1. Pulse AC DC TIG welding, mix AC DC TIG welding, MMA welding. 2. Solf key and digital display 3. Store parameter 4. CCC, CE Features:1.Welder adopt ... show kinds of functions clearly, can convienient to set welding parameter;2.Satisfied AC/DC TIG welding, pulse AC/DC TIG welding, mix AC/DC TIG welding, MMA welding, and so ...