3 Adjustable SpeedsThe mini fan has three speeds to choose from, you can choose the speed according to your personal needs and hot weather. Very powerful portable mini fan, just press the button to choose between low speed, medium speed, high speed. Good ventilation and quiet. Perfect for uninterrupted study, reading and work. LED Display and 180 FoldablePowerful portable fan with LED screen, you can understand the speed and battery capacity more clearly for timely charging. 180 rotation not only reduces the size of the rechargeable portable fan, but also allows you to adjust the angle of the fan for more comfortable use. Long Working TimeThe quiet portable fan is equipped with a 4500mAh large-capacity rechargeable battery, allowing you to charge the mini USB portable fan with any USB device at any time. Depending on the wind volume, it can be used continuously for 5-7 hours. Mobile Phone Holder FunctionThe portable small fan with mobile phone charger can be used as a mobile phone holder. The base is flat and can stand independently. Ergonomic design, comfortable grip, easy to hold. A rope is included in the package for those who want to wear it around the neck, freeing their hands. Summer Gift & WarrantyThis handheld fan can quickly cool down in 3 seconds, making it a great gift for kids, family and friends on hot summer days. If you have any suggestions or questions about our fan, you can contact us at any time, and we will be happy to solve your problem within 24 hours.