Ideal for construction sites, automotive repair shops, and home garages where sudden bright flashes demand response and consistent visual Adjustable DIN9-13 shade settings pair with PC lenses to block welding sparks while maintaining visibility, featuring a lightweight 120g design with headband / earhook wearing option Equipped with auto darkening technology, these welding goggles instantly adapt to light changes in 1 / 25000 seconds for eye protective during welding Designed for professional welders and enthusiasts requiring eye protective during / TIG welding, metalworking, and prolonged workshop operations Combines solar assisted energy efficiency with user replaceable battery compatibility ( battery not included), ensuring uninterrupted during critical welding tasks with anti fog lens technology, Manufacturer: APGLSXY