Product details:
Durable, lightweight material is corrosion resistant and flame retardant. Ultra-high performance filters protects against UV and IR. Automatically changes from a light to a dark state when arc is struck. Returns to normal when welding stops with dark to clear adjustments available. Variable shades from DIN 9 to DIN 13. 3.86 in. x 2.17 in. viewable area. Outside sensitivity adjustments provides clear vision both prior and during welding. Special turnover headband mechanism allows for greater comfort and reduces fatigue. Utilizes high performance solar cells with two built-in 3V Lithium batteries as power back-up. Complies with DIN, ISO, EN safety standards and ANSI Z87.