General description The Mini Portable USB Rechargeable Fan is designed for versatility and convenience. With a foldable design that allows it to fold up to 180°, this fan can be easily held in hand or placed on a desk. It features 5 adjustable speed levels, including low, medium, high, and sleep mode, catering to various comfort needs. Technical specifications Battery capacity: 2500mAh Working time: 3-20 hours on a full charge Wind distance: up to 3m Usage The fan can be used both indoors and outdoors, making it ideal for various situations. The sleep mode is specifically designed to prevent discomfort such as headaches and stuffy noses caused by prolonged exposure to strong winds. Other information The fan includes a USB charging cable for recharging and features a battery capacity display for easy monitoring. The design includes a screwless cover for easy cleaning of the air outlet and fan blades, promoting a healthy and hygienic environment.