The Firefield Impact Mini Reflex Sight is a compact and lightweight device with an illuminated 5-MOA red-dot reticle featuring 5 brightness settings. Perfect for ultra-fast target acquisition in close quarters, this mission-driven shockproof sight boasts advanced scratch-resistant, anti-reflective AR-red coated glass, infinite eye relief with 50-yd parallax setting and a crystal clear field of view. Powered by a single CR1632 battery, this compact reflex sight has a battery life up to 200 hours. The Firefield Impact Mini Reflex Sight mounts easily on a weaver and picatinny rails and is compatible with Smith & Wesson, Core, Glock, MOS. A low profile weapon mount, a co-witness weapon mount, a battery and a cover are included.