Brushless Motor - Super Power: The combination of a three-phase brushless motor and a 3600mAh battery significantly improves the wind speed, power, and endurance. The maximum wind speed can reach 9m/s. The highest rotation speed of the handheld fan is three times that of a regular personal fan, reaching up to 15000 RPM. It can cool for 2-12 hours on a single charge Scroll Switch - Customizable Wind Speed: This small fan adopts a scroll switch design, and the wind speed can be adjusted steplessly. The portable fan can customize speeds from 1 to 100, meeting your various wind power needs in any scene Technology Design - Cold Wind Delivery: The personal fan utilizes a turbine structure with a powerful motor to quickly compress and cool down the hot air that is sucked in, turning it into the cold air that blows out. This can quickly cool you down in hot weather. The body of this turbo fan is made of ABS material and features precise plastic spray coating technology. Its smooth cylindrical design provides an excellent tactile sensation feeling Digital Display - Power Reminder: This portable fan for travel is equipped with a high-definition digital display screen, which can show the current wind speed and remaining battery power, so you no longer need to worry about the remaining power of the fan. When the battery of this mini fan is low, you can arrange for charging in advance, ensuring a cool companion on every trip Small Size-Portable Anti-Lost: The size of this portable mini fan is only 6.14*2.38*2.28 inch 0.47lb, you can put it in your pocket or bag, and it is also equipped with an anti-lost lanyard, so no matter where you go, this handheld fan can keep you cooling, it is your cooling companion for traveling and outdoor sports, also a thoughtful gift for women/men Multiple Charging Ways - More Convenience: This USB rechargeable fan can be fully charged in just 2-3 hours, and can provide up to 12 hours of cooling time after fully charged, this battery powered fan also comes with an extra USB Type-A (1.64ft) cable, allowing you to use a regular USB outlet, laptop, power bank, or car charger All items will be wrapped in bubble wrap, cardboard, or packing paper as needed for protection in transit to buyer. Rare and hard to find style! Free shipping in the USA