1. Stable qulity 2. One year Warranty 3. Full set accessories included 4.220V&380 two power Features and purposeAdopt MOSFET inverter technologh, brief and easy electronic circuit, compact, light and energy-savingStrong compensation for wire netting against voltage vibration of power source. Welding current is stable, the performance is reliableWith little no-load loss, compared to traditional ...