The Holosun AEMS-EVO-RD elevates the shooting experience with advanced features engineered for precision and reliability.Designed with a large viewing window and robust 7075 aluminum housing, this red dot sight optimizes target acquisition and adaptability in varying light conditions, making it an essential tool for serious shooters.2 MOA Dot and 65 MOA Circle Reticle System1.26 X 0.98 Inch Viewing WindowAutomatic Brightness with Forward Light SensorSolar Failsafe and Shake AwakeCR2032 Battery, up to 100,000-Hour Runtime7075-T6 Aluminum HousingIPX8 Waterproof and 1000G Vibration RatedExperience unmatched performance and reliability with the Holosun AEMS-EVO-RD, designed specifically for the demands of professional shooters.