For the modern outdoors enthusiast, a reliable headlamp is a must-have, and our offering comes with two fully rechargeable B-18650 batteries, ensuring you're always equipped for whatever nature has in store. With a 90-degree rotatable head, four versatile working light modes, and a convenient USB charging system, this headlamp is designed to adapt to your needs. Plus, it's waterproof, so it can weather the elements and provide the illumination you require during outdoor adventures. Don't let the dark hold you back - gear up with a headlamp that's ready for anything!