SureFire X300U-B Ultra Weapon Light — 1,000 Lumens

The SureFire X300U-B Ultra is a compact, rail-mounted LED weapon light that produces 1,000 lumens of white light focused by a TIR lens for extended reach and useful surrounding spill. Engineered for handgun and long-gun mounting, it uses a T-slot thumbscrew clamp to attach to Universal and Picatinny rails and ships with batteries and mounting hardware. The light is built from aerospace-grade aluminum with a Mil-Spec hard-anodized finish and is sealed to an IPX7 waterproof standard.

Key Specifications

• The output is 1,000 lumens, produced by a high-performance LED.
• The peak beam intensity is 11,300 candela for focused illumination.
• The listed effective distance is 213 meters.
• The runtime is approximately 1.25 hours on the included batteries.
• Power is provided by two CR123A / 123A batteries (included).
• The weight with batteries is 4.10 oz (116 g).
• The body is constructed from aerospace-grade aluminum with a Mil-Spec hard-anodized finish.
• The head/body diameter is 1.125 inches.
• Mounting is via a T-slot thumbscrew clamp compatible with Universal and Picatinny rails.
• The control is ambidextrous momentary- and constant-on switching with optional remote switches available.

Compact, rugged, and purpose-built, the X300U-B Ultra delivers dependable illumination for duty, range, or personal carry applications. Its combination of high output, focused beam geometry, ambidextrous controls, and durable construction make it a practical choice for operators who require consistent performance from a mounted light. Included batteries and proven mounting hardware provide immediate, dependable usability out of the box.