Helmet for electric arc welding, MIG, TIG that requires DIN9 to DIN13 protection. Polypropylene. Sweat band. Headband with easy ratchet adjustment. Vision shield: 100 x 60 mm. LCD filter included. Shades: Clear: DIN4 – Dark: DIN9 to DIN13. Sensitivity ≤ 0,0003 s. (Clear shade to dark shade). Powered by solar cells and 2 replaceable lithium batteries included.