Welding Helmet ADF Controls Digital Battery Type CR 2450 Color Black EN379 Classification 1/1/1/1 Features External Low Profile Grind Control Innovative X6 Headgear Distributes Weight Reduces Pressure and Optimizes Balance Modular LED Light Improves Visibility During Arc-Off Time Graphics None Grind Mode Yes Helmet Material Propriety Nylon Helmet Type Auto-Darkening Helmet Width 5 1/4 in