Machine features: Easy operation, light weight and easy portability Stable arc, convenient control of welding pool depth Advanced inverter technology, multifunction Suitable for welding thin plates, hard and delicate work Constant welding current, very low welding sound, low welding spray Low power consumption up to 75% compared to other similar devices Suitable for welding all types of electrodes and TIG welding     Model 250 Power Voltage (V) 220 Input Voltage frequnency (HZ) 50/60 Max input power (KVA) 6 Efficiency (%) 85 Duty Cycle (%) 60 Max No load Voltage 76 Current range (A) 10-180 Max Current (A) 180@60% Useable electrode 1.6~30 Instalation class F Protection class IP21S Weight (KG) 8