Long-Lasting Battery: Equipped with a built-in 4000mAh battery, this fan ensures extended use. Enjoy up to 4 hours of combined fan and humidification function on the low setting, 3.5 hours on medium, and 2 hours on high. The battery charges in approximately 2.5 hours, providing a reliable and portable cooling and hydration solution for your daily needs, whether you're at home, in the office, or on the go. The convenience of a long-lasting battery means you can stay comfortable without having to constantly recharge. Versatile Functionality: This multifunctional device combines a desktop fan with a humidifier, offering a comprehensive solution for staying cool and maintaining optimal humidity levels. It has three adjustable fan speeds and three light settings, along with an oscillating head for wide angular air distribution. The additional cooling feature and spray humidification ensure that your skin stays fresh and hydrated, making it an ideal companion in air-conditioned environments where dryness can be an issue. Its versatility makes it suitable for different settings and needs. Portable and Foldable: The mini foldable design allows for easy portability and storage, making it a perfect travel companion. When not in use, the fan folds to save space, and its lightweight construction ensures it won't weigh you down. This design makes it incredibly convenient to carry in a bag or store in a drawer, providing a hassle-free cooling and humidification solution wherever you go. The foldable feature enhances its usability and makes it a practical choice for those with limited space. Specifications: Size: Length: 11 cm, Width: 11 cm, Height: 13.4 cm Material: ABS Granular Material+PP+Electronic Components+Metal Parts Voltage Current: 2A/5V Battery capacity: 4000mAh/18650 Maximum power: 7.2W Charging time: