This trutec 1x25mm red dot provides accurate shots again and again.Truglo's tru-tec 25mm red dot sight features a 2 moa reticle, digital push-button brightness controls, 10 brightness settings, remembers last used brightness settings and motion sensing auto "wake/sleep" mode preserves battery life.Includes low and high picatinny rail mounts for maximum compatibility (ar absolute co-witness).Battery: CR2032Magnification: 1xObjective: 25mmDot Size: 2 MOAFinish: BlackReticle: 2 MOA Red DotProofs: Fog/WaterproofOptic Coating: Multi-CoatedWindage Elevation: Adjustable