USB RECHARGEABLE LED light is rechargeable and removable, no longer waste your money on batteries. You can remove it to charge by laptop, power bank, socket, car charger, etc. It takes about 1-2 hours to charge fully and lasts 2-10 hours working time(it indicates red light while charging).HANDS FREE FLASHLIGHT - 4 LED Lights built in and light up to 30 feet away. It points directional light toward what your eyes are looking at. You can wear it outside for hunting, camping, travel, running, walking, auto repair, anywhere you want to work lighting and free your hand.THREE ADJUSTABLE BRIGHTNESS You can adjust the brightness by pressing the button. There are 3 levels for you to choose the most suitable brightness. It can last up to 10 hours in the lowest level, 4 hours in medium level and 2 hours in the highest level.ONE SIZE FITS ALL This LED lighted beanie cap is made from ultra-soft and excellent insulation acrylic blend material, which has great elasticity and it is reversible, you can wear it inside out. One size fits all, men and women. It also can be washed by hands or machine, just pick off the light before washing.KEEP YOU SAFE & WARM - This is not only a warm Winter beanie, but also a LED flashlight to make you visible and light up your way at night.