Rated input voltage (V):220V±10% Frequency (HZ):50/60 Rated input power (KW):MIG: 6.8, LIFT TIG: 5.7, MMA: 6.8 Rated input current (A):MIG: 26.9, LIFT TIG: 20, MMA: 24.1 Rated input power (KVA):MIG: 7.8, LIFT TIG: 6.21, MMA: 8.9 Current adjust range (A) :14 ~ 185 Voltage adjust range (V):15.5 ~ 22