The micro dot sight 1x20mm is dual-illuminated red/green with 7 levels of brightness per color and offers elevated peripheral and depth perception you are looking for when shooting.Features 5 moa dot reticle with adjustable rheostat for brightness control and unlimited eye relief for quick target acquisition.Battery: CR 2032Magnification: 1xObjective: 20mmEye Relief: UnlimitedDot Size: 5 MOALength: 2.75"Weight: 4 ozFinish: Black Hardcoat AnodizedReticle: 5 MOA Red/Green Dual Illuminated DotAdjustment Size: 1.0 MOAProofs: Fog/WaterproofOptic Coating: Anti-ReflectionWindage Elevation: Adjustable