Surefire X400UH-A-GN White LED + Green Laser Weapon Light

The Surefire X400UH-A-GN is a compact and powerful weapon light that was created to be used with Surefire’s Master Fire Rapid Deploy Holster. It features a bezel with cam slots, and pin slots on both sides of the body, that lock the light into the holster. The light is designed to automatically activate when the drawn from the Master Fire Holster. This saves valuable time in a high stress situation.

The X400UH-A-GN features a recoil proof LED covered with a proprietary TIR lens that focuses 1000 lumens of light into smooth beam. The 5-milliwatt green laser sight is visible to the human eye, and will rarely need re-zeroing thanks to the Nylok adjustment screws. It has a lightweight but strong aerospace aluminum body finished with Mil-Spec hard anodizing provide toughness, while O rings and gasket sealing make it weatherproof.

The light has an ambidextrous switch located at the rear of the body, this provides one finger control. The optional DG grip switches and tape switches, which permit the X400UH-A-GN to be activated without at all altering your grip on your weapon, are also available. The weapon light can be easily attached to any pistol or long gun equipped with a universal or Picatinny rail.

X400UH-A-GN White LED + Green Laser Weapon Light Features

Cam slotted bezel and rear locking lugs on battery housing interface with Master Fire holster for secure weapon retention

Serves as the interface for the Master Fire holster system for almost any pistol with a tactical rail

High performance LED produces 1000 lumens

Custom TIR lens creates smooth, far reaching light with a larger center spot beam

< 5mW (515nm) Green laser sight is visible to the human eye and rarely needs re-zeroing

Ambidextrous momentary and constant on switching

Attaches to both Universal and Picatinny accessory rails

Weatherproof O-ring and gasket sealing

High strength aerospace aluminum body

Mil-Spec hard anodized for durability


Bezel Diameter 1.25 inches
Length 3.7 inches
Weight with Batteries 4.9 oz
Output White 1,000 Lumens
Runtime White 1.25 Hours
Output Laser (mw) <5mW (515nm) Class IIIa

24 hours (laser)


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Additional information

Weight .2 lbs


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