Total Auto-darkening welding helmet

Auto-darkening welding helmet Viewing area:90×35mm Cartridge size:110×90×10mm Arc sensor:2 Light state:DIN 4 Dark state:fixed shade 11 Shade control:unadjustable Power ON/OFF:fully automatic Sensitivity control:unadjustable,auto UV/IR protection:DIN 16 Power supply:solar cells. re-chargeable battery .no battery change required Switching time:1/5000s,from light to dark Dark to light:0.15-0.45s auto Low amperage TIG:≥20amps(DC),

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