SZ-DBS1 series
Filter size        110×90×10mm
Viewing Area        90×40mm
Light state          DIN.4
Dark state        DIN.9-13
Switch time        1/25000s
Delay time       0.6s 
Power supply     Solar cells & 2 × AAA batteries
Power on/off         Manual on, automatic off
Shade knob      Out
Sensitivity       Adjustable
Welding helmet weight  420g
Suitable for ARC, TIG, MIG, Spot, Micro, Wire, AC, DC, and Plasma Welders and Plasma Cutters.