Inverter DC TIG / MMA /CUTpulse multifunction Welding machineCT520(P)have 3 functions: tig welding(with pulse), arc welding and plamsa cutting,Features: 1.Advanced inverter technology, reduced size and weight, easy to carry2.Novel and effective, and low cost 3.Three functions in one machine, TIG welding, MMA welding and air plasma cutting 4.Compact and easy for operation 5."D" Series are for 110/220 voltage input, automatic input voltage changing 6.Complete accessories: welding torch, welding cable,earth clamp, welding holder, cutting torch,carton box Spec. max dia, of rod ( ARC): 4mm No-load loss: 50w duty cycle:60% efficiency: 85% max cutting thickness: 1-12mm power supply voltage: single phase AC220V+/-105, 50-60Hz power supply capacity: 7.5kva