... machin DC Inverter Arc Welding Machine MMA200The description1.Input voltage: 1P/220V, with Mosfet technique2.Small size and ... and easy to operate, economic and durable3.Stable performance, automatic voltage compensation capability4.Stable arc, deep melting pool, beautiful ... same appearance, fuction. Just max welding current is differentPower voltage (V): 220V± 15% Frequency 50/60HZRated input power ...