SureFire MasterFire Ultra High Output 1000 Lumens White LED Green Laser Weapon Light Black. Outfitted with a hard-anodized aluminum body tempered window and O-Ring seals these Pistol Weapon Lights by SureFire are durable and waterproof enough to handle the recoil of your firearm in any weather conditions. The SureFire Masterfire WeaponLight Attachment projects a 600 lumen beam of blinding white light for up to 1.75 hours on a single set of batteries. If you own the Masterfire Rapid deploy Holster then pick up the SureFire Masterfire Mountable WeaponLight to complete your collection and prepare yourself for whatever comes your way night or day. Specifications for SureFire MasterFire Ultra High Output 1000 Lumens White LED Green Laser WeaponLight: Manufacturer: SureFire Light Output: 1000 lumens Bulb Type: LED Battery Type: CR123A Beam Color: Green Color: Black Gun Model: Universal Length: 3.72 in Weight: 5.9 oz Weather Resistance: Waterproof Finish: Anodized Gun Type: Pistol Features of SureFire Masterfire Ultra-High-Output 1000 Lumens White LED + Green Laser WeaponLight Cam-slotted bezel and rear locking lugs on battery housing interface with MasterFire holster for secure weapon retention Serves as the interface for the MasterFire holster system for almost any pistol with a tactical rail Special high-performance LED produces 1000 lumens Custom TIR lens creates smooth far-reaching light with a larger center spot beam Choose between Package Contents: SureFire Masterfire Ultra-High-Output 1000 Lumens White LED + Green Laser WeaponLight SureFire X400UH-A-GN: MasterFire Ultra High Output 1000 Lumens White LED Green Laser Weapon Light Black