New Mini Inverter DC Air Plasma Cutter/Welding Machine (CUT-30,CUT-40,CUT-50,CUT-60) 1. Advanced inverter technology, High cutting frequency; 2. With arc maintenance device, applicable to automatically cutting equipment; 3. Touch and untouched arc initiation; 4. Stable arc, long working time. 5. 220V Single phase, Portable, Fan-cooled, Thermostatic protection, suitable for DIY and family use. 6. " D" Series are for 110/220 duel voltage input, automatic input voltage changing 7. Complete accessories: Cutting torch, welding cable, earth clamp, carton box