Features:New 8000LM CREE XM-L T6 LED Zoomable HeadlampAdjustable headband.Easy to install， compact size for eary carrying.The range of the headlamp is about 500 to 600 meters.High brightness，long lifespan，energy-saving.Internal wiring applies the high efficient booster circuit， working voltage is wide and can utilize the batteries in the largest extent.Adjustable base is provided for each headlamp， with back and forth inclination(90 degree rotation).Ideal for outdoor activities like camping， fishing， hiking， night flying， sailing， caving and hunting， etc.Necessary equipment for cyclist.With a lifespan up to 100，000 hours.Specifications:Bulb Type:CREE XM-L T6 LED3 Modes: High/ Low/ Flash（Zoom In & Zoom Out)Max Brightness Output: 8000 LumenNumber of LED: 1LED Color:WhiteSwitch Type: ButtonMaterial: Aluminum alloyPowered by: 2 x 18650 3.7V 4000mAh Rechargeable Battery (Not include)Package Included:1 x CREE XM-L T6 LED Zoomable Headlamp