[Backup Powerbank] - Multifunctional design: The powerbank with a handle design is not just a cooling fan but a practical and convenient power source. You do not need to carry extra bulky power banks or worry about charging your phone outdoors. - Long runtime: Built with a large capacity 5200mAh rechargeable battery that can last 5-20 hours. It also operates with a 2000mAh rechargeable battery, and after a full charge it can run for 2.5-11 hours. - 3-in-1 design: Foldable handle for versatile use. The fan head is adjustable from 0° to 180°, suitable for desk use or handheld cooling. Includes a metal clip and can also function as a hanging fan; you can mount it to a sunshade, baby stroller, or car using the metal clips to stay cool anywhere. - Powerful airflow + 3 speeds: Brushless motor and dual fan blades enable faster rotation and stronger wind, cooling you quickly on hot days. Three adjustable speeds let you select the level of cooling you need. - Long lifespan: A energy-saving DC brushless motor provides approximately 20000 hours of continuous operation, with an overall expected lifespan of about 7-10 years under normal use. - Use scenarios: Ideal for travel, attending sports events, Disneyland visits, and other outdoor activities where portable cooling and charging capability are helpful.