The Holosun Military Grade Micro Red Dot Sight is a rugged and reliable optic. When attached to your firearm, you'll be able to acquire your targets quickly and consistently put shots in the black. Looking through the red dot optics, you have the choice to use a 65 MOA circle reticle or a 2 MOA dot. Plus, the Military Grade Micro Red Dot was constructed out of lightweight 7071 aluminum that's been hard anodized, so it's sure to be both sturdy and resistant to corrosion. The Military Grade Micro Red Dot Sight features a waterproof design that'll outlast any weather condition, "shake awake" technology that automatically activates when it senses movement but it also powers down when still. The HS515GM also delivers unlimited eye relief and sight potential. Holosun is one of the most trusted Red Dot Sights around, so gear up today with a new Holosun Micro Red Dot today! Specifications for Holosun Military Grade Micro 1x22mm 65 MOA: Manufacturer: Holosun Color: Black Fabric/Material: 7075 Aluminum Magnification: 1 x Objective Lens Diameter: 22 mm Reticle: 65 MOA Circle Dot Illumination Type: LED Illumination Color: Red Brightness Settings: 12 Eye Relief: Unlimited Adjustment Type: MOA Adjustment Click Value: 0.5 MOA Parallax: Parallax Free Battery Type: CR2032 Battery Life: 20,000 - 50,000 hours Length: 2.44 in Width: 1.77 in Height: 1.37 in Weight: 3.74 oz Additional Features: 1/3 Mount Included Accessories: Maintenance Tools Condition: New Magnification Type: Fixed Tube Diameter: 20 mm W/E Travel at 100 Yds: 50 MOA Features of Holosun Military Grade Micro Red Dot Sight: Shake Awake - Motion based on and off 2 MOA dot & 65 MOA Circle CNC machining with T7071 aluminum housing IP68 - 30 meters/30 minutes Parallax-free with unlimited eye relief Durable and reliable construction Low mount and 1/3 Co-witness mount included Clear Flip-up lens covers won't obstruct your vision Quick release mount Package Contents: Holosun Military Grade Micro HS515GM