Upgraded Battery & Long LastingHigh quality 1200mAh Li-polymer battery supports 4-4.5 hours fast charge which provides for 7-8 hours using time. Due to its advanced 1*L2 + 2* R2 LED bulbs design, the battery life of a full charge in each usage is three times longer than normal headlamps. 4 Normal Modes The headlamp have bright light in the middle - bright on both sides - three lights at the same time - three lights are flashing these 4 modes. Be prepared to adjust to a full range of lighting needs. Fit all adults and kids with it's stylish design. 90 Adjustable & WaterproofThe head torch can help you to see anything clear in ahead by pivoting the head down 90 to avoid the pavement cracks and obstacles. IPX5 water resistant grade, it's safe to use even when it's raining. Comfortable & LightweightSuper adjustable system bands will provide maximum comfort and that balances perfectly between the front and back of your head. Never get left in the dark again as a female customer also can use this headlamp. Multifunctional UsagesExtremely suitable for jogging , cycling , camping and other long time night activities. If you have any problems, please contact us and we will solve the problem in the shortest time possible.