F2C 50 AMP Plasma Cutter CUT50 Welding Cutting Machine Digital Inverter 110/220V Dual Voltage Free Welding Mask Gauge Voltage:110/220V, 60HZ, 3.5/4.8KVA Main Fuse:16/22A; Current rage:20-50A Max cutting thickness:1-12mm Protection class:IP21S ;Insulation class:F Duty cycle:60%: Efficiency:85%