The Holosun HS407K-X2 is a compact open reflex sight optimized for subcompact pistols, delivering rapid target acquisition and dependable performance in a lightweight package. Featuring a 6 MOA red dot, it provides fast, intuitive aiming ideal for defensive and concealed carry applications. Built with Holosun’s Shake Awake™ and Solar Failsafe™ technologies, the HS407K-X2 automatically adjusts brightness to lighting conditions and preserves battery life when idle. Its side-loading CR1632 battery tray allows quick battery changes without removing the optic, providing up to 50,000 hours of continuous use. The durable 7075-T6 aluminum housing and matte black anodized finish ensure rugged reliability in all environments. With 12 brightness settings, including 2 night-vision compatible modes, the HS407K-X2 adapts easily to any lighting situation.