OLIGHT Osight 3 MOA Rechargeable Durable Dot Open Reflex Sight with Charging Cover, Tactical Parallax-Free Sight, Picatinny Mount Compatible - Green/Red Dot Options - TS048 glasses By using this lens cover

By using this lens cover

18 mm PVC-coated 170T polyester

- Our gas mask features a standard 40mm screw interface and bayonet-style interface

The goggles are made with anti-fog treatment

OLIGHT Osight 3 MOA Rechargeable Durable Dot Open Reflex Sight with Charging Cover, Tactical Parallax-Free Sight, Picatinny Mount Compatible - Green/Red Dot Options - TS048 glasses By using this lens coverAbout this item Features Industry's First Magnetic Charging Cover: Osight introduces a pioneering magnetic charging cover featuring a battery display that reveals the precise battery levels for both the cover and the optic, making uncertainty certain. (70,000+ hours runtime on lowest mode, 17+ days on the brightest mode, extended to 70+ days with the charging cover.)