Multifunctional portable fan for outdoor, small portable USB fan for office

General descriptionMultifunctional portable fan designed for outdoor use, this small USB fan is perfect for the office as well. It features a built-in 2200mAh rechargeable battery and a lightweight, handle design, making it convenient to carry while hiking or traveling.Technical specificationsBattery: 2200mAh rechargeable battery (included)Size: 10.2 cmNoise level: 40 dBOperating time: 2-7 hours depending on the mode usedUsageFunctions as a USB cooling fan and beauty humidifier, allowing you to refresh yourself after exercise or maintain your makeup.Offers 3 speed modes: low and high.Humidifier can operate continuously or intermittently, either independently or alongside the fan.