The HS407C is an open reflex optical sight designed for pistol applications. Features include Holosun’s Super LED with up to 50k hours battery life, 2MOA dot only, Solar Failsafe, and Shake Awake. - 2 MOA Dot Reticle - Up to 50,000 Hours Battery Life - 12 Brightness Settings (2 of them for Night Vision Compatible) - Convenient Tray Battery Compartment - Parallax-free & Unlimited Eye Relief INCLUDED IN BOX: - User Manual - Lens Cloth - T10l Key - CR1632 Battery