[Multifunction Fan] - This versatile fan can be used as a handheld fan, a neck fan with a detachable lanyard, and a small desk fan with a removable base. [5 Speed Setting] - The fan offers 5 adjustable speed settings. Simply press the button to turn on the fan, press repeatedly to adjust the wind speed, or turn off the fan. [Mini size] - Compact size of 7.4x3.5x1.8 inches and weighing only 0.4lb, making it easy to carry and perfect for outdoor travel, home, and office use. [Digital Display] - Equipped with a digital display, you can easily see the remaining power and avoid sudden power off. The foldable USB rechargeable fan also supports a 90-degree adjustment. [Longer Working Time] - 3000mAh large capacity battery allows for 7-12 hours of continuous use on a single charge. The working time varies based on different speeds: Speed 1 (12 hours), Speed 2 (10 hours), Speed 3 (9 hours), Speed 4 (7 hours), and Speed 5 (7 hours).