1:Pulse TIG/MMA welding machine. 2:Inverter Technique ARC/TIG welder. 3:Suitable for ... with the EMC standard.*Compact,light-weighted,high efficiency,safety,portable.*Suitable for TIG Argon welding and MMA arc welding, ... the EMC standard.*Compact,light-weighted,high efficiency,safety,portable.*Suitable for TIG Argon welding and MMA arc welding, ... HP-250PS Inverter Pulse tig welder ARC/TIG welding machine