Achieve unparalleled accuracy with the Shield Sights SMS2 4MOA Red Dot Sight - Glass Edition. This compact, durable sight is engineered for optimal performance, perfectly tailored for passionate pistol shooters.The SMS2 boasts a rugged glass-filled nylon polymer housing and a SiO2 quartz-coated lens, providing enhanced durability and a clear visual field. Its low-profile design pairs seamlessly with standard iron sights, facilitating a smooth shooting experience.Parallax FreeOne 3V Lithium Battery, CR2032Nylon Glass Filled PolymerCompatible With Night VisionScratch-Resistant Ultra Clear Glass Lens4MOA DotElevate your shooting game with the Shield Sights SMS2, where cutting-edge technology combines with lasting reliability.