DetailsThis torch uses of a 12xCREE XM-L T6 LED， producing very bright beam of light.Output bright can come to above 13800 lumens [lm]Internal wiring applies the high efficient booster circuit， and can utilize the batteries in the largest extent.Memory function to stay at any one of the 5 modes.The body of this flashlight is built of aircraft-grade aluminum alloy， and it has a very solid construction.Hard-Anodized finish; Anti-abrasive， free-scratch， shock-proof.Specifications:-Powered by : 3x 18650 3.7v battery( not include )-Tailcap button switch with 5-mode : Max， High， Low， strobe and SOS .-Model of LED: CREE XML-T6 LED-Size (mm) : 325( length ) x 75( head diameter ) x 35( body diameter )-Weight : 750g-Sku:06020310Package Include:1 x CREE XM-L T6 LED Flashlight (Battery Not Include)3 x 18650 battery holder