
Face Protection Welding Visor for Helmets. Ultra-Fast Auto-Darkening: Switches from light to dark in 1/30000s for immediate eye protection. Adjustable Sensitivity: Stepless sensitivity adjustment allows customization for different welding environments. Dual Power Supply: Powered by solar cells and CR2450 lithium batteries for reliable operation. Ergonomic Headband Design: Turnover mechanism lowers gravity center to reduce neck and head fatigue. Wide Viewing Area: Large 100x97mm viewing area provides superior visibility during work. Comprehensive UV/IR Protection: DIN16 protection level ensures safety from harmful radiation. Customizable Shade Settings: Dark state DIN5-9 for grinding and DIN9-13 for welding; Light state DIN4. OEM and ODM Support: Full customization available from samples and designs with customized logo options.