Welding Helmet, Auto Darkening, 1-3/8"H

Welding Helmet, ADF Controls Digital, Battery Life Infinite, Color Black, EN379 Classification 1/1/1/2, Features Auto-On/Off, Grind Mode Yes, Helmet Material Nylon, Helmet Type Auto-Darkening, Includes (2) Inside Cover Lenses, (5) Outside Cover Lenses, Includes Batteries No, Light State 3, Number of Arc Sensors 2, Power Source Solar, Series Classic, Standards ANSI, CSA Certified, Suspension Adjustment Type Ratchet, Switching Speed 1/3600 sec, TIG AMP Rating 20 A, Viewing Area 3.74 in x 1.38 in