3-IN-1 USAGE: The mini fan Designed for a variety of usage scenarios. It can be placed on the table, and can be hung around the neck with matching rope for travel, and backpackers can also pin it on the backpack strap. Rich usage scenarios meet your daily needs STRONG AIRFLOW and ULTRA-QUIET: The mini portable fan has three wind speeds, the mini size does not affect his wind power at all, and it is very quiet even when operating in high-speed gears. It doesn't affect your work, reading or sleeping. Carrying it is equivalent to traveling with coolness DO NOT NEED ANY BATTERIES: The portable personal fan does not require any batteries, charging for 1.5-2 hours, and can be used continuously for 5.5 hours in one gear. Convenient charging method can easily replenish power. You can use it while charging via usb. When you go out, it will be fully charged to meet your travel requirements LIGHTWEIGHT and PORTABLE: The mini handheld fan is only 2.8OZ/79g. The size of the mini is smaller than that of a mobile phone. Can be put in a pocket or backpack. Very suitable for watching sports games, traveling, playing in the park, climbing mountains-any place where you will prolong your time in the high temperature OUR PROMISE: The mini personal fan is very suitable as a gift for family, friends or lovers. We provide 7x24 hours service, if you encounter a problem, please contact us, we will do our best to solve it. Thank you for your support