Features:CREE Q5 LED.Up to 1600LM(Max)Special reflector design， enhance light output in intension and distance.O-ring sealed on both ends for water resistant.Tactical head design.Fortified glass lens.High quality T6061 Aluminium case.Waterproof and shockproof.Five output levels: Max， High， Low， SOS and Strobe.One-Button-Operation.Long service life， up to 10，000 hours.Powered by 2 x 18650 (battery NOT included)Low power consumption.Top brand product， high quality warranted.Ideal for hiking， camping， hunting， and other outdoor activities.Specification:Bulb Type: CREE Q5 LEDFive output levels:Max， High， Low， SOS and Strobe.Max-800MA -1600LMHigh-600MA-800LMLow-300MA-300LMStrobe-700MA-800LMSOS-800MA-1600LMLight color: whiteLuminous Flux: Up to 1600LM(Max)Working Current: 450-600mAhOperate Voltage: 6-8.4VLife span: 10，000 hoursBattery: 2 x 18650 3.7V 2400mAh battery (batteries Not included)Housing: High quality T6061 AluminiumColor: BlackFlashlight length: 220mmHead diameter: 55mmHandle diameter: 31mmNet weight: 305gPackage size: 170 x 48 x 45 mmPackage weight: 460gPackage including:1 x CREE Q5 TR-1600 Flashlight