• Large 3.86" x 2.17" viewing area
• Automatically changes from a light to a dark state as arc is struck
• Variable shades from DIN 9 to DIN 13
• Outside sensitivity adjustments provide clear vision both prior and during welding
• Durable, light weight material is corrosion resistant and flame retardant
• Ultra high performance filters protects against UV & IR
• Special 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
• Switching Time: Light to Dark 1/30,000 of a second
• Item UPC: 802090450051