Welder - MIG Welder - MIG-150 - Voltage: 115V/60Hz Single Phase - No Gas Operation * Welding Current: 40- 150 AMP (MIN) - Duty Cycle: 10% At 150AMP / 35% at 75AMP / 100% at 40 AMP * Max open voltage: 34.2V * Weld Able Wires: .031 Inch (0.8mm) Steel & Stainless Steel, 0.030 Inch to 0.039 Inch (1.0mm) * Aluminum, 0.023 Inch to 0.035 Inch (0.6-0.8mm) Flux Core