AMICO Power Digital Display IGBT ARC Welding Machine・ DC Inverter Stick/Arc 140 Amp Digital Display Welder Complete Package・ Ready to Use. LCD Display・ Can use AC 115V and 230V Dual Voltage・ Very convenient. Features. Advanced control module IGBT dual 115V And 230V・ improves the performance of the welding machine. Small size・ light weight・ energy saving and no noise. Automatic compensation for voltage fluctuation・ can work normally against input voltage fluctuation. Small splashing・ great penetration・ easy and simple to operate and aesthetic appearance of weld seam. Over-voltage protection・ under voltage protection・ over current protection・ over load protectionSpecifications. Dimension: 12.8'' x 9.8'' x 5.1''. Weight: 9 lbs