AEMS PRO X2 enhances the AEMS platform by improving accuracy through an advanced optical system that reduces parallax by 50%. AEMS X2 PRO also introduces a forward-facing light sensor creating a smarter AUTO Mode that improves dot contrast in dynamic lighting conditions while in AUTO Mode. AEMS X2 PRO also includes a new anti-reflective device and an all-new four post, lower 1/3 co-witness mount. AEMS X2 PRO remains backwards compatible with original AEMS mounts. Product Features Shake Awake Technology w/ Last Setting Recall Multi-Reticle System (MRS): 65 MOA Circle & 2 MOA Dot; 2 MOA Dot; 65 MOA Circle Up to 50,000 Hour Battery Life Solar Failsafe Product Specifications Reticle: 2 MOA Dot & 65 MOA Circle Light Wavelength: 650nm Reticle Color: Red Parallax Free: Yes Unlimited Eye Relief: Yes Magnification: 1x Multi-Coatings: Yes Power Source: Solar and Battery Battery Type: CR2032 Battery Life (Hours): 50000 Thermal Modes: N/A Digital Modes: N/A Video Recording: N/A Screen Refresh Rate: N/A Digital Screen: N/A Brightness Setting: 8 DL and 4 NV Window Size: 1.1 0.87 Dimension (in): 2.2 1.76 2.52 Weight (oz): 10.4 Housing Material: 7075 T6 Aluminum Surface Finish: MAO Adjustment per Click: 0.5 MOA W&E Travel Range: 50 MOA Storage Temperature: -40?~70? Working Temperature: -30?~60? Submersion: IP67 Vibration: 1000G