Portability & Folding Features: Our mini portable fan adopts folding design, the size is limited to the size of the palm, lightweight and portable, and equipped with special hanging rope. it can be folded and put into the backpack or pocket, or hung on the neck with a hanging rope. it won't take up too much space and weight^ Durable Battery: Our portable fans adopt different design concepts, with built-in 3000mah battery panel. safe and long-lasting. and it can be used as emergency power to charge the mobile phone to prevent the phone from shutting down in case of emergency^ Versatility: This portable fan can not only be used as an ordinary fan, but also as a mobile phone bracket. when it is folded and opened, the mobile phone rack will appear. or use the attached lanyard as a neck fan, which is suitable for a variety of situations. and you can fold it into any angle you need on the table and turn it into a mini desktop fan^ Strong wind & Low noise:This portable fan can adjust 3 wind speeds at will to meet any needs of you, just press the power button to change the wind speed setting.it can not only bring strong wind but also keep low noise^ Keep Cool Anytime & Anywhere: This portable fan is suitable for many occasions, such as going shopping, traveling, climbing, working, cooking at home, doing housework, etc. Can bring cool anytime, anywhere.