SpecificationUtilizes Cree XP-E R2 RED LED, lifetime 50,000 hours---105 lumens, 2.3 hoursBatteries: 2 x CR123A , 2 x RCR123A, 2 x16340 1 x18650, 1 x 17670Dimensions: Length:140mm Bezel Diameter : 33.5mm Body Diameter: 24.80 mmWeight: 120.5g without batteriesColour: blackAccessories: one holster, one lanyard, twospare O-rings, one spare fluorescent tail cap rubberboot and one battery magazineFeatures World-class super bright Cree XP-E R2 RED LED 105 lumens, 2.3 hour Tactical momentary-on forward switch, protruding switch for easy momentary or click to lock on Front removable stainless steel striking bezel and rear striking bezel, removed for daily use, installed for close quarter combat Superior heat sink that disperses heat to protect LED and electronic components Solid structure for easy operation Full orange peel reflector, perfectly centered light source for flawless beam Rugged indestructible aluminum body with anti-scratching type III hard anodization Battery polarity reverse protection Strong / quick to release lanyard to prevent loss and easy access Mil-spec: MIL-STD-810F Highly Water resistant