The micro dot sub-compact red dot reflex sight is designed and built for the pistol shooter who desires easy sight alignment, faster target acquisition, repeat shots and single push-button controls, without adding a significant amount weight.The sight has push button red illuminated 3.5 dot with six levels of brightness.Battery: Push ButtonMagnification: 1xObjective: 24mmDot Size: 3.5 MOALength: 1.97"Weight: 2.12 ozFinish: Matte BlackReticle: 3.5 MOA DotAdjustment Size: 1.0 MOAProofs: Fog Proof/Shock ResistantOptic Coating: Anti-ReflectionWindage Elevation: Adjustable