The Miller 226 CXG-13Z847 is a welding helmet with a 4.5 x 5.25 inch auto-darkening filter lens that provides a clear view and protection from UV/IR rays during welding. It has a lightweight nylon shell, adjustable headgear with 4-point crown strap, and external grind control for switching between welding and grinding modes. The lens features 4 arc sensors, 3 shade settings (9-13), and a 1/25,000 second switching speed. This helmet meets ANSI Z87.1 safety standards.