This cap with front light features 4 LEDs; illuminates up to 20 meters away; the LED light is removable for washing and charging. 3 brightness steps: 100% (10 hours of light approx.), 50% (15 hours of light approx.), 25% (20 hours of light approx.); 250mah Li-ion battery. The front light is equipped with a USB plug: you can easily recharge it in the PC, in the phone charger, in the USB port of the car. This LED cap is lightweight and perfect for outdoor activities, such as dog walking, running, hunting, camping, traveling; stays warm and protects you during the cold season. The LED light is easily removable to allow you to wash your cap in the washing machine. 100% acrylic; unisex and unique cuts.