PowerWeld Deluxe Series ADF Welding Helmet, Matte Black

Variable shade infinitely adjustable (DIN9 – DIN13); Viewing area – 98mm x 43mm (3.86” x 1.69”); Lightning fast switching speed – 0.000033 seconds!; 4 sensors for optimal response; Adjustable sensitivity; Adjustable delay (dark to clear); Weld and grind mode selectable functions; Solar powered; Fully automatic power on/off; Magnifier lens compatible; Multi-adjustable headgear for comfort; Lightweight – 480 g; Conforms to ANSI Z87.1-2003 and Colts CSA Z94.3-07;