Features:100% Brand New and High Quality.With a lifespan up to 100，000 hours.Easy to install， compact size for easy carrying.High brightness， long lifespan， energy-saving.Adjustable headband.Waterproof switch and charge design. (Waterproof for rainy day not for in water，thanks for your kindly understanding)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.Specifications:Bulb Type:CREE XM-L T6 LEDNumber of LED: 1LED Color:WhiteMaterial: Aluminum alloy3 Modes: Strong Brightness / Normal Brightness / FlashingMax Brightness Output: 3000 LumenModel of Battery required: 2 x 18650 Battery (not included)Charger:Input: AC100-250V 50-60HZOutput: DC 4.2V±0.5VPackage Included:1 x CREE XM-L T6 Headlamp1 x Charger (US Plug)