1. Durable, portable handheld fan is equipped with durable brushless motor, which can provide long service life, longer than most mini fans.2. You can control the wind. There are three adjustable wind speeds. You can control the air volume from slow, medium and fast according to different needs. You can enjoy the gentle breeze from slow to fast. The gentle breeze from medium to fast is a good helper for warming and drying eyelashes. When you need a small portable handheld fan to make up, you can use it.3. Using USB charging cable, it can work with 5V output adapter, USB charger, notebook computer, computer, power bank and other devices that support USB and can be charged through these devices.4. Package list: 1 mini portable hand-held fan; 1 USB cable; 1 user manual