Latest generation electronic auto-darkening welding mask. Suitable for a range of welding processes, MMA - MIG - MAG, and grinding. Solar powered. No batteries required. Adjustable headgear with sweatband. Included: 2 external protective lenses, 2 internal protective lenses and 1 sweatband. Compliance: EN379 EN175 EN166 Variable shade: DIN 3.5/9-13 Light to dark switching time 0.06 ms Arc sensors: 2 Cartridge size: 110 x 90 mm Viewing area: 4,312 mm²