Includes: F453 weaponlight, M-LOK or Picatinny mount based on selection, remote pressure switch, picatinny pressure switch mount, 2x picatinny cable guides, rechargable 18650 battery, USB-C cable. Materials: 6061 Aircraft Grade Aluminum Compatibility: Rifles with M-LOK Rail. Light Intensity: 1200 lm Weight: 3.7 oz Length: 3.4 in Color: Black Warranty: Lifetime The Monstrum 1200 Lumen Arcsaber Flashlight is the newest in our family of best-selling tactical flashlights. At 1200 Lumens, the light is powerful enough for outdoor environments as well as for home defense weapons. Designed specifically for use with rifles or shotguns, the flashlight mounts securely to M-LOK or Picatinny rail systems based on selection.