power Voltage: 220V/ 50-60 HZ Rated output current: 250A Rated input power: 16.5Kva Current range: 50-250A No load voltage: 55V Duty Cycle: 20% usable electrode: 1.6-4mm Accessories: 1- 1.5m cable with electrode holder 2- 1.5m cable with earth clamp 3- mask and brush