3 in 1 Multi-functional Ct312 Tig/ Mma / Air Plasma Cutter Welder Welding Machine Input voltageV): AC110  10%, 50/60(sing phase);Efficiency(%): 80. Protection class: IP21; Input power capacitanceKVA): 4.8; Duty cycle%: 60. Insulation class: F; No-load lossW): 40; Power factor: 0.93. 3 Years Warranty. Cut thicknessmm):1.8;Tig Gas flowL/min):2-5;Air pressurempa):0.4