VEVOR Portable Handheld Welding Machine, 20-140A Portable ARC Welder with 5-Level Current Adjustment & IGBT Inverter, 110V Handheld Stick Welder with Hot Start Function Fit for 1/16"-1/8" Welding Rods
You can use it on a 120V / 15-amp circuit, but only at lower power settings. If you want to use the machine at its maximum welding output, you will need a 20-amp (or higher) circuit.