Auto-darkening welding helmet

Viewing area:90×35mm Cartridge size:110×90×9mm Arc sensor:2 Light state:DIN 3 Dark state:fixed shade 11 Power ON/OFF:fully automatic Sensitivity control:unadjustable,auto UV/IR protection:DIN 16 Power supply:solar cells and sealed lithium battery Switching time:1/25000s,from light to dark Dark to light:0.2-0.5s auto Low amperage TIG:≥15amps(DC), ≥35amps(AC) Operating tep:-5℃~+55℃ Storing tep:-20℃~+70℃ Packed by color box