Portable Fan [20 Hours of Maximum Use] Mini portable fan, 4000 mAh USB rechargeable, small personal battery-powered fan with 3 speeds for travel/on-the-go use

【Long Battery Life】Compared to other portable fans on the market, this model is equipped with a larger 4000mAh battery (twice the capacity of others), which supports 5 to 20 hours of runtime on a full charge. Battery life depends on the speed setting: Speed 1 (20 hours); Speed 2 (15 hours); Speed 3 (5 hours).

【Portable/Desktop Fan】This mini portable fan can be used outdoors and as a mini desktop fan on a flat table. A non-slip mat on the base keeps it stable when placed on the table.

【USB Rechargeable】The mini portable fan is USB rechargeable and takes only 3 hours to fully charge.

It supports USB charging via USB charger, car charger, or computer.

【Mini Size for Easy Cleaning】 Featuring a removable cover, this mini portable fan is easy to clean. Simply turn it counterclockwise to separate the cover from the fan. Its small size also makes it convenient to carry in your bag. Perfect for commuting, travel, shopping, picnics, or the office. It will be one of your bag essentials this summer.

【Warm Tips】1. Before use and charging, make sure to turn on the safety switch at the bottom of the base. 2. It is designed with a single control button. Press the button briefly to turn on the fan, and press it repeatedly to adjust the wind speed or turn the fan off.