*LED Digital display ,Two model (2T/4T) optional *AC/DC Pulse TIG&MMA available *Adjustable current output by pedal control quick gas valve *Stable ARC Beautiful Seam & easy operation. *DC function enables welding aluminum and aluminum alloy materials. *Adjustable pulse frequency and pulse current output enable meeting various welding requirements *Small sized, Light weight and little Noise produced while welding Model: TIG200P AC/DC Input Power Voltage(V): AC220+/-15% (Single phase) Rate Input power capacity (KVA): 4.5 Input voltage frequency (Hz): 50 / 60 No-load Voltage (V): 56 Output current range (A): 10 - 185 Working voltage ( V ): 17.4 Rated output voltage (V): 16.4 Duty-cycle (%) : 60 No-load Loss (W): 40 Efficiency (%): 85 Power factor COS : 0.93 Insulation class: F Weight (KG): 25 Protection class: IP23 Post gas (S): 0 - 10 Clean width (%): 20-80 Welding thickness (mm): 0.5 - 10