Description:Features:100% Brand NewOutput bright can come to Max 7500 Lm (Lumens)Waterproof， but don't put it into water directlyExtensive Lifetime of Cree LED (100，000 hours)Mode Arrangement: Hi>Mid>Low>Fast StrobePower Source:- 4 x 18650 battery pack (Not Include)LED Type: XM-L U2Switch Type: Reverse clickyReflector: Aluminum SmoothFlashlight Mounting: handlebarBeam Range: 250 metersMaterial: Aluminum alloyBest suited for: camping， fishing， hiking， map reading， night fishing， night flying， sailing， caving and huntingIncluded:1x 3 CREE XM-L T6 LED Bicycle light(Not Include battery pack)