POWERFUL POWER AND FLEXIBLE CHARGING: With a built-in 5000mAh rechargeable battery, the 3-hour fully charged USB desktop fan can support long-lasting work. Rechargeable via USB, the desktop USB fan is compatible with any USB port and super convenient to charge via computer, laptop, power bank, USB charger, cell phone adapter, etc.

3-speed wind selection: The mini desk fan provides 3-speed wind, you can freely adjust to the most comfortable wind speed according to your needs, with one-touch control and easy operation. You can hang your personal air conditioning fan on your waist, the wind blowing inside your clothes, so that the body cools quickly.