Equipped with a USB interfaces charging design, it does not require frequent battery replacement and supports power supply for multiple devices Equipped with 3 levels of wind speeds function, it meets the cooling needs of different occasions, from gentle to strong airs supply, suitable for various scenarios from indoor reading to outdoor sports The small portable design makes it easy to carry around, perfect for use at home, offices, or during travel The low noise motor of the fan ensures a quiet usage environment, even at night, without disturbing your rest Make of, it has good wear resistance and impacts resistance, ensuring durability and light weight