- Handheld Mini Air Conditioning Fan: A USB portable cooler fan designed for versatility. Perfect for use at home, in the office, at school, or on the go. Ideal for travel, camping, hiking, and outdoor activities. High-quality brand ensures reliability. - Convenient Power Options: Equipped with a built-in rechargeable lithium battery for ultimate portability. Charge anywhere using the included USB cable, whether from a computer, car charger, power bank, or 5V wall USB charger. Enjoy cool air during hot summer days. - Practical Design: Features a built-in T-shaped support that allows the fan to stand on a desk. Comes with an exclusive lanyard for hands-free carrying. Compact and lightweight, it easily fits into pockets, handbags, or backpacks for travel convenience. - 2-in-1 Cooling Technology: This unique fan functions as both a standard fan and a refrigeration unit, effectively lowering air temperature by 3-5 degrees. The water-cooled sponge body simply requires dampening (ensuring water does not overflow) to produce a refreshing breeze infused with water vapor. Adding a few drops of essential oils transforms it into an aroma diffuser and humidifier. - Practical Applications: Use it at your desk for a personal cooling solution during work; bring it along on camping trips to stay comfortable; or use it during outdoor events to beat the heat. This fan ensures you have reliable, refreshing airflow wherever you go. - Compact Size: With its small, portable design, this fan is easy to bring along and provides efficient cooling without taking up valuable space. - Quality Assurance: Made from durable materials to ensure long-lasting performance.