Lens Specifications: Blocks 99.9% of UV rays, anti-fog treatment
LED light continuous usage time: 50 hours (when using alkaline batteries)
Battery: 2 x button batteries (CR2032)
Materials: Lenses: Polycarbonate, Frame: Polycarbonate, Soft resin
Applications: Eye protection when working with flying objects, and working at night or in the dark with the LED light