The holosun aems 221301 features our green multi-reticle system with solar failsafe and shake awake technology.Features solar failsafe allows the red dot sight to remain powered when your battery fails, automatic brightness adjustment; when you're under the sun you have a bright reticle, when you move indoors it will automatically dim down to match ambient lighting conditions; motion on with last setting recall and the multi-reticle 2 moa dot, 65 moa circle and circle-dot.

Battery: CR2032
Magnification: 1x
Eye Relief: Unlimited
Dot Size: 2 MOA/65 MOA
Weight: 3.90 oz
Finish: Black Anodized
Reticle: Red Dot & Circle
Adjustment Size: .50 MOA
Proofs: Impact/Weather Resistant, Waterproof
Optic Coating: Multi-Coated
Windage Elevation: Adjustable