Features: Water and impact resistant black aluminum body made for exceptional durability. Attachment to Universal and Picatinny accessory rails. One-finger control system. 2 CR123A batteries. Description: Suitable for law enforcement personnel, a SureFire flashlight bridges the gap between a tactical light and an EDC light. It's light and compact for easy carry, but puts out a ton of light. Attach it to your pistol or rifle and see what it can do. It has a far-reaching intense beam that is capable of detecting possible threats ahead and temporally impairing the vision of those threats. If your looking for a flashlight for your gun, this is the best of the best! SureFire makes a variety of tactical and EDC-friendly illumination tools. Mode: Output / Runtime High: 1000 lumens / 1.25 hours