Auto-Darkening Welding Helmet, USA Professional Auto-Darkening Welding Helmet is designed to meet the needs of the professional user . The helmet offers the latest safety features while providing maximum performance and comfort . Lightweight & adjustable for complete comfort . Ratcheting headgear with sweatband . Automatically turns from light to dark and dark to light . Responsive lens switching speed up to 0.3ms . Welding & grinding mode adjustment conveniently located on outside of helmet . Sensitivity and time delay adjustments . (4) ARC sensors for high response . Includes (2) solar cell 3V lithium batteries . Large 3.62” x 1.61” viewing area . Meets ANSI Z87.1 and CE EN169/379 standards . Replaces ATD-3718 3716 Yes - DI(2-ETHYLHEXYL)PHTHALATE (DEHP)