Mini 220V//110V Dual voltage power Micro 2.5KG IGBT Inverter DC welding machine/equipment/welders/welding device for family use 1.Mini IGBT ARC welder can be easily operated, economic and durable 2. No-load power consumption is small and electricity energy saving 3. Stable performance and automatic voltage compensation capability,Stable arc, deep melting pool 4. Widely used in welding stainless steel products and ironware 5. Mini size,light weight,just 2.5KG,110V or 220V auto switch welding machine