SureFire X400 Ultra LED Weapon Light with Red Laser, 1000 Lumens, Black Overview The SureFire X400 Ultra Weapon Light with Red Laser is a premium tactical illumination solution designed for rail-equipped pistols and long guns. Delivering an intense 1,000-lumen white light output combined with a highly visible 635nm red aiming laser, this rugged weapon light enhances target identification and engagement speed in low-light conditions. Built with SureFire's precision-engineered TIR lens and durable aerospace-grade aluminum housing, the X400 Ultra is ready for professional duty, home defense, and tactical applications. Key Features High-output LED produces 1,000 lumens of white light Integrated 635nm red laser for rapid target acquisition Precision-engineered TIR lens creates a focused beam with ample peripheral illumination Ambidextrous push/toggle switch for momentary and constant-on activation Selector switch supports light-only, laser-only, or combined operation modes Compatible with Universal and Picatinny accessory rails Weatherproof O-ring and gasket-sealed construction Mil-Spec hard-anodized aluminum body for rugged durability Rail-Lock system allows fast attachment and removal Compatible with optional remote switches and adapter mounts Specifications Light Output: 1,000 Lumens Laser Type: Red Laser Laser Wavelength: 635 nm Laser Output: