Package Contents:1 x XM-L T6 LED Headlamp2 x 18650 Battery1 x AC Charger1 x Car ChargerFeatures:Producing a unltra bright beam of light by LEDExtensive Lifetime of LED (10，000 hours)Adjustable headband with a soften pad for foreheadMany usage of an LED headlamp such as camping， backpacking， hunting， fishing， Emergencies and home repairingIt is the top-level equipment for biking player who must buy itSpecifications:Type: Adjustable and Zoomable HeadlampBulb Type: XM-L T6 LEDNumber of LED: 1LED Color: WhiteSwitch Type: ButtonOne button switch : On， Off， High， Medium， FlashingLumens: 4000 LMMaterial: aluminum， glass， plastic and cottenColor: Black & BluePowered by: 2 x 18650 Battery (Included)Battery1. Battery Type:18650 battery2. Voltage: 3.7v3. Capacity: 3800mAh4. Charge Time: about 6~8hours5. Rechargeable Times: about 500~7006. Material: Li-ion Battery7. Dimensions: 6.5 x 1.7 cm(L x Dia)8.Color: Blue/RedUS Charging PlugLED indication for Power On / Charging / Full chargeInput: AC100-240v (World Voltage)Car Charging PlugLED indication for Power On / Charging / Full chargeInput: DC12V