The AIMPOINT® COA™ 3.5 MOA is a next-generation enclosed red dot optic purpose-built for concealed carry pistols. Designed to work seamlessly on both slimline and full-size handgun frames, the COA delivers exceptional reliability, intuitive operation, and outstanding performance in an ultra-compact footprint. Its sleek, lightweight construction enhances everyday carry comfort while providing a wide field of view for maximum situational awareness. Engineered to endure extreme use, the COA has been rigorously tested to withstand recoil forces equivalent to 40,000 rounds of 9mm. The enclosed emitter and high-strength aluminum housing ensure dependable operation in all weather and environmental conditions. Featuring Aimpoint's revolutionary A-CUT™ mounting interface, the COA offers unmatched stability and simplicity, setting a new standard for pistol optic mounting. Backed by over 50 years of Aimpoint innovation and trust from military, law enforcement, and civilian shooters worldwide, the COA is built for those who demand uncompromising performance. 3.5 MOA red dot optimized for fast target acquisition Revolutionary A-CUT™ integrated mounting interface Enclosed emitter design for all-weather reliability 50,000 hours of constant operation on one CR2032 battery 8 daylight settings and 4 night-vision compatible settings Ultra-compact and lightweight: 48 g / 1.7 oz (including battery) Clear aperture: 15 x 15 mm (0.59 × 0.59 in.) Submersible to 25 m / 82 ft Tested to withstand recoil rated to 40,000 rounds of 9mm Durable anodized semi-matte black aluminum housing Aimpoint COA 3.5 MOA Integrated A-CUT Mount Interface Reflex Sight w/CR2032 Lithium 3 V Battery & Tool PA000489 in Black