[Fan & Power Bank 2-in-1 ] It is not only a hand held fan but also is a 5200mAh power bank .You can take it in anywhere ,perfect for outdoor activities like attending a concert, watching NBA/World Cup/football games, go camping, boating, traveling. [ Foldable Design]Adjust the angle manually from 0 to 180to carry around easily.Perfect for outdoor, travel, fishing, BBQ, ball game or concert. [Strong Airflow & 3 Speeds]Adopted 3 small fan leaves +3 large leaves design, it's wind speed up to 5m/s.Whats more,brushless DC motor,100% bare copper to ensure the high efficiency and great wind.The motor speed is up to 3600rpm at 3rd speed, so it can generate strong airflow, cool you down in few seconds on hot days. [Long Lasting Battery]Built-in 5200mAh rechargeable lithium battery help to offer a long working time from 5 to 20 hours after a full charge.And it's easy to charge with any USB-enabled devices, like power bank, USB socket, PC or car charger, etc.It is suitable for long outdoor use in the summer, Dorm Camping Tent Outdoor Activity. [Multi-functional] Hand held fan 5200mAh power bank Mini desktop fan Hanging fan:has two V-shaped buckles, hang it on your umbrella Clip on fan:with a detachable metal clip ,it can be clip on calendar, tent, baby stroller, etc.