1. Quiet design: Quiet operation, high-quality motor produces strong airflow and reduces noise. Whether it is working, studying, reading, sleeping or resting, it can provide a cool and quiet environment without worries. 2. Fashion design: Exquisite appearance, moderate size, easy to carry and store, very suitable for indoor and outdoor activities. The stylish design makes it unique and stands out. 3. Convenient charging: Compatible with all USB output devices. Using a USB charging cable, it can be used and charged with adapters, USB chargers, laptops, mobile power supplies and other USB-enabled devices. 4. Size: 7.8 cm 2.7 cm 13.8 cm Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store