Product description Multifunctional fan: The retractable fan adopts a foldable and retractable design, combining a vertical fan with a desk fan. The foldable fan is so small that you can take it with you in your backpack. Battery Capacity: The rechargeable folding fan has a 1500mAh battery capacity, which can work for 2-3 hours at different speeds. No matter what time you sleep, you need to worry. A battery powered fan keeps it cool. Ultra Quiet with 3 Speeds: The portable desk fan has 3 speed settings. With upgraded technology, the battery-operated stand fan is extremely quiet even at high speed, allowing you to enjoy a restful sleep and study other important things. USB CHARGING PORT: The rechargeable portable fan is compatible with PC/laptop, AC adapter, car charger and other USB enabled devices. Note:1. Please allow a little error due to manual measurement. Please make sure you don't mind before bidding.2. The color may vary due to different monitors, please understand. Note:Hello, please pay attention to your delivery address when purchasing products. If your receiving information (such as: name, street, house number, doorbell/email without name, etc. is incorrect, the order will not be delivered correctly.)