Brand new and high quality LED Light-up Knitted Hat made of Polyester + ABS. It has a rechargeable 200mAh battery, 1W lamp power, and three levels of white light with different brightness. The hat is warm, comfortable, and lightweight, making it perfect for kids. It provides good lighting at night or in low-light areas and is suitable for nighttime walks or snowball fights. The hat is charged via USB and can last about 3 to 7 hours after a 1.5-hour charge.