DSF-500/590 Ultra-High Two-Output-Mode LED Weapon light

Product Code: LAS-DSF-500/590

Output / Runtime -- White Light:

  • High: 600.0 lumens/1.5 hours
  • Low: 200 lumens/3.0 hours**

Tactical Runtime: 3.0 hours**

Bezel Diameter: 1.37 inches

Weight with Batteries: 18.2 ounces

Batteries: 2 123A (included)

** Runtime until output drops below 50 lumens.


Featuring two levels of tactical illumination, ambidextrous switching, a slender ergonomic design, and legendary SureFire reliability and durability, the DSF-500/590 is the ultimate WeaponLight for Mossberg 500 or 590 shotguns.


Fits: Mossberg 500 and 590 shotguns with either 6¾” or 7 ¾” forend tube



  • Virtually indestructible, two-output LED generates 600 lumens of blinding light on its max setting, and 200 lumens with nearly twice the runtime on high
  • Precision reflector shapes a versatile beam with ample reach and surround light for close- to medium-range applications
  • Switching - ambidextrous momentary and constant on switches on both sides, output-mode-selector switch on left side, system-disable switch on forend bottom
  • Slender, lightweight, high-impact polymer forend is textured for secure grip
  • Construction: Mil-Spec hard-anodised aluminium body; coated, tempted window; O-ring & gasket seals for weatherproofing
  • Includes high-energy 123A batteries with 10-year shelf life
  • Backed by SureFire’s No-Hassle Promise

Product variations

Product CodeProduct Description
LAS-DSF-500/590 Dedicated 6V Shotgun Forend, Mossberg 500/590; 600 Lumens & 200 Lumens