It has a variable shade range of DIN 9 to DIN 13, a 4" x 1.50" viewing area, and a fast switching time of 0.000033 seconds. The helmet is also flame retardant and corrosion resistant, making it a durable and reliable choice for any welding application. Ultra high performance filters protect against UV & IR. Automatically changes from a light to a dark state when arc is struck. Durable, lightweight material is corrosion resistant and flame retardant.
Outside sensitivity adjustment provides clear vision prior to and during welding. Turnover headband mechanism allows for greater comfort and reduces fatigue. Utilizes high performance solar cells w/ 2 built-in 3V lithium batteries as power back-up. Type: Solar Powered, Auto Dark. Viewing Area: 4 Inch Length x 1.5 Inch Width.