Product DescriptionTrust the gold standard in handgun-mounted lights. The SureFire X300U-B delivers 1,000 lumens of blinding white LED output, focused through a precision Total Internal Reflection (TIR) lens for a far-reaching beam with a large center spot and ample spill for close- to medium-range engagements. Ambidextrous controls allow one-finger activation in either momentary or constant-on modes. Built from rugged, high-strength aerospace aluminum with a Mil-Spec hard-anodized finish, the X300U-B is sealed for weather resistance and rated IPX7 waterproof to 1 meter for 30 minutes. It mounts securely to Universal and Picatinny accessory rails on a wide range of handguns and accepts optional DG and XT remote switches for enhanced control.Marketing Points Powerful 1,000-lumen white LED with precision TIR lens for long-range reach and wide peripheral illumination Ambidextrous, one-finger momentary and constant-on switching for intuitive operation Secure rail mounting to Universal and Picatinny handgun accessory rails Mil-Spec hard-anodized aerospace aluminum construction; IPX7 waterproof to 1 m for 30 minutes Compatible with optional DG and XT remote switches for grip-stable activation Specs Light Output: 1,000 lumens Emitter: LED; Beam Color: White Optic: Precision TIR lens; Lens Material: Glass Runtime: Approximately 1.25 hours Battery Type/Quantity: 2 x CR123A Length: 3.6 in Bezel/Body Diameter: 1.125 in Weight: 4 oz Mount Type: Universal and Picatinny accessory rails Waterproof Rating: IPX7 (1 m for 30 minutes) Illumination Distance: up to 213 meters Material/Finish: High-strength aerospace aluminum; Black hard anodized UPC: 084871324939 MPN: X300U-B Brand: SureFire Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.