Sport Headband with Light: Headband with 4 built-in and rechargeable LED lights, can move the distance up to 9 meters. A sports headband is also a hands-free flashlight for lighting LED Tricot Headband: These Knitted Headband 3 levels of brightness, adjustable with a simple touch, allow you to adapt to any environment for the occasion and according to your mood USB rechargeable design: you do not have need to purchase and change the batteries for your LED cap, a simple standard USB connection from your computer or mobile phone charger is sufficient. Press the button in the center of the LED light Removable design: Press the LED light to remove it for charging or washing the headband. It is very easy to disassemble and install, washable, just remove the light and hand/machine wash Applications: Perfect for winter outdoor sports such as night running, night fishing, cycling, camping, repairing, hunting, hiking and more, making the best gifts for men/women/mom/dad for Christmas birthday and New Year ，Father‘s day,mother's day .