HOLOSUN RED DOT SIGHT - The HS507K X2 FDE is an open reflex optical sight designed for subcompact pistol applications; It features Lock Mode that locks the buttons preventing inadvertent setting changes; This handgun sight is a direct for P365 Optic Ready Series, and requires an adapter plate for slides with a four-boss interface; Multi Tool, Lens Cloth, and User Manual are included

The HS507K-X2 FDE is an open reflex optical sight designed for concealed carry FDE pistol applications. Features include Holosun’s Super LED with up to 50k hours battery life, Multi-Reticle System, Shake Awake. Features MRS: Circle Dot; 2 MOA Dot; 32 MOA Circle Up to 50,000 Hours Battery Life (Setting 6) 12 Brightness Setting: 10 DL & 2 NV Compatible Convenient Tray Battery Compartment Parallax-free & Unlimited Eye Relief Designed for CCW IP67 Waterproof Holosun “K” series footprint Power Source: Battery Battery Type: CR1632 Brightness Setting: 8 DL&4 NV