Description Package Contents: 1 x XM-L T6 LED Adjustable and Zoomable Headlamp 2 x 18650 Battery 1 x AC Charging Plug 1 x DC Charging Plug 1 x AC adapter suit for your country(Free) 1 x Kit Box Features: Producing a unltra bright beam of light by LED Extensive Lifetime of LED (10,000 hours) Adjustable headband with a soften pad for forehead Many usage of an LED headlamp such as camping, backpacking, hunting, fishing, Emergencies and home repairing It is the top-level equipment for biking player who must buy it Specifications: Adjustable and Zoomable Headlamp: Bulb Type: XM-L T6 LED Number of LED: 1 LED Color: White Switch Type: Button One button switch : On, Off, High, Medium, Flashing Lumens: 3800lm Material: aluminum, glass, plastic and cotten Color: Black & Blue Powered by: 2 x 18650 Battery(Included) 18650 Rechargeable Battery: Suitable for Flashlight Torch / Headlamp Capacity: 3000mAh Voltage: 3.7V Color: Blue / Red ( random color) AC Charging Plug : LED indication for Power On / Charging / Full charge Input: World voltage Output: 4.5V, 400mA DC Car Charging Plug: LED indication for Power On / Charging / Full charge Input: DC12V