Employing advanced motor technology, this device runs at less than 25dB, ensuring a peaceful environment for reading, studying, or focused activities Featuring integrated rechargeable battery and rapid charging port, this compact device up to 6 hours of continuous use, ideal for commuting, outdoor excursions, or desk applications Deliver refreshing air, suitable for maintaining comfort during various moment, travel, or work area use Choose 3 speed to customize the cooling, making this device suitable for different scenario and purposes This device firmly attaches to belts, collars, or bag straps, enabling full rotation for customized comfort