Vertical rotation 160°: The small desk fan can rotate 160° to adjust the inclined airflow. It's easy to change the angle you like. It can give you a better touch feeling of the fan. Small battery-operated desk fan: This desk fan has a 4500mAh (lithium-ion) USB rechargeable battery. It can support a long time from 4 to 16 hours. The table fan will be fully charged within 2 hours. 3 natural speeds and modes: There are 3-speed modes and a special natural wind mode (4th gear). The rechargeable desk fan will slowly and continuously change speed between 1st and 2nd speed. You easily choose what you like. Quiet and powerful airflow: Benefit for the high quality brushless motor and construction, this table fan will make less noise during operation. It won't even attract your attention, it will only bring you cool and powerful wind. Portable and Versatile: This mini desk fan has a compact size (144L*34W*204H mm). It is easy to take everywhere. The fan has a hanging hole which can be a hanging fan. You can enjoy a cool day at home, in the office, in the bedroom, at the beach, at the campsite or anywhere.