Have you ever found yourself in a situation where you held a flashlight in your mouth because you needed your hands free? -Lamp base: CREE, high power T6 LED. With a lifespan of up to 100,000 hours or more, no need to consider replacing the cap for the whole life. -Waterproof switch and charge design.(Waterproof for rainy day not for in water,thanks for your kindly understanding) Adjustable headband. -4 Modes: 1 light/2 light/3 light/strobe, you can choose the suitable light. -Power by: 2 x 18650 battery (included). -Battery Type: 18650 rechargeable battery -Capacity: 5000mAh -Voltage: 4.2V -Indicator light: Red light (charging), Green light (charging finished) The Advantages are Extensive: 1.Great gift for friends/family to make tasks that much easier. 2.Multifunctional Usages :Extremely suitable for nighttime walking, running, bicycling, hiking, camping, climbing, fishing. Warm Tips: 1.Please remove the plastic wrap off the batteries at first time use, otherwise it can’t connect well to recharge. 2.Then carefully check the negative and positive of the battery compartment when loading the batteries. 3. If the light become dark. Please recharge in time! Charging time don’t over 6 hours. Avoid using your headlamp while charging! 4. We care about every customer, if you have any problem or suggestion, please feel free contact UVER, your any opinion is important and a great encouragement to us! Package: 1 x Led Headlamp 1 x Charger 1 x USB Cable 2 x 18650 Batteries Please: We strive to do the highest quality products in the market, we keep trying to do our best to meet your needs. Thank you for your support for UVER.