For those seeking reliable performance and functionality no matter how tough the conditions, the Venom Enclosed Micro Red Dot features an easy-to-mount, closed design that shields against disruptions from rain, dust, or snow. With a large sight window, motion activation, and adjustable brightness, it delivers function, handling, speed, and accuracy in any shooting situation. Product Features Enclosed Aluminum Housing: Durable 6061 aluminum enclosed housing protects against debris and moisture. Large Viewing Window: For fast target acquisition and large field of view. Aspherical Lens: For distortion-free sight picture and truer colors. Motion Activation: with 10 Minute Auto-Shutoff Automatically activates with motion while 10 minute auto-shutoff saves battery life. Top Buttons: For quick adjustments. 10 Daylight Bright Brightness Settings: Daylight bright, illuminated center dot aids in faster center-point acquisition in bright daylight conditions. Night-Vision Compatibility: The lowest 2 settings are night-vision compatible. Parallax Free: All red dot and holographic sights will exhibit some small amount of parallax. Matching current industry practice, this small amount would be considered "parallax free" and will make a negligible difference in performance. Unlimited Eye Relief: Non-critical eye relief for rapid target acquisition. Low-Glare Matte Black Anodized: Corrosion and wear resistant anodization provides low-glare matte surface and helps camouflage the shooter's position. Side Load Battery: Easy battery changes without having to rezero your optic. Waterproof: O-ring seals prevent moisture, dust and debris from penetrating for reliable performance in all environments. Fogproof: Designed to withstand a wide range of temperatures. Shockproof: Rugged construction withstands recoil and impact. Product Specifications Mounting Footprint: DeltaPoint Pro Dot Size: 3 MOA Dot Color: Bright Red Battery Type: CR2032 Battery Run Time: 20,000 hrs. Magnification: 1x Reticle: 3 MOA Dot Eye Relief: Unlimited Adjustment Graduation: 1 MOA Travel Per Rotation: 40 MOA Max Elevation Adjustment: 150 MOA Max Windage Adjustment: 150 MOA Parallax Setting: Parallax Free Deck Height: 10.0mm Length: 1.84" Weight: 1.75 oz.