Input Voltage : 220v Frequency : 50/60Hz Input Capacity(KVA) : 3.9 Current Range(A) : 40-120A Rated Duty Cycle(%) : 60 Welding Wire : 0.6/0.8/0.9/1.0 mm Insulation Class : F Protection Degree : IP21S Size(cm) : 59x28x35.5 Weight(Kg) : 10