... size,light weight, high efficient and energy saving 3.Stable arc,little spatter 4.G/MMA Features:1. IGBT inverter ... excellent insulation performance and corrosion resistance4. HF arc starting,ignition reliable,arc force adjustable5. Stable arc,little spatter6. Good welding quality, deep ... load loss40W Welding thickness0.3~ 8mmOverall dimension376*172*304mmWeight7.5kg arc welding machine FYTIG200AL