Features:1) Input voltage: 220 - 240V, 50Hz 2) MMA:a) No-load voltage: 60 - 80Vb) Base current range: 5 - 160Ac) Rated output current: 160Ad) Duty cycle: 35% 3) AC tiga) No-load voltage: 60 - 80Vb) Base current range: 10 - 200Ac) SP%: 0.1-0.9d) AC square wave frequency: 20 - 100Hze) Duty cycle: 60% 4) DC tig and plusing tiga) Pluse current range: 5 - 200Ab) Ducty cycle: 60%c) Current up-slope time: 0-10sd) Current down-slope time: 0-10se) Base current range: 5-200Af) Pluse width ratio: 0.1-0.9g) Pluse frequency:0.5-25Hzh) After flow time: 1-25si) ARC striking mode: contacting and high frequency as striking 5) Efficiency: >= 80% 6) Protection class of insulation: IP21 7) Net weight: 25kg 8) Exterior dimensions: 430 x 200 x 290mmPacking: 1pc/polywood case Dimensions: 60 x 35 x 40cmN.W.: 33kg G.W.: 35kg***If with foot pedal, the user can use the foot pedal to control welding current.