This cap with front light has 4 LEDs; illuminates up to 20 meters away; the LED light is removable for washing and recharging. 3 brightness steps: 100% (10 hours of AC light), 50% (15 hours of AC light), 25% (20 hours of AC light); 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 very light and perfect for outdoor activities, such as walking with dogs, running, hunting, camping, travel; 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 car. 100% acrylic; unisex and unique cuts.