The AEMS-MAX-Red (Advanced Enclosed Micro Sight) Ronin Series is a compact optical sight with 2x larger lens surface area than standard 20 mm micro style sights for increased FOV. AEMS-MAX-Red is made from durable cast aluminum and includes a 1.63 dot height (lower 1/3 co-witness) Picatinny mount. AEMS-MAX-Red features Holosuns Red Super LED and includes 8 daylight and 4 night vision compatible intensity settings, a precision 2MOA, and Shake Awake technology. A side mounted battery trays houses a 2032 battery which provides up to 50k hour battery life. AEMS-Core-Red strikes a balance between performance and features for users of any level. IP67 Waterproof.