USB fan, clip-on fan, rechargeable battery fan, camping fan, automatic rotating fan

[Upgraded Battery] This USB clip-on fan offers up to 24 hours of runtime on a full charge. The battery is removable and features a 2A fast-charging USB port. The fan itself also has a USB port and cable, allowing you to plug it in even after removing the battery.

[Four Fan Speeds] This rechargeable USB oscillating fan offers four fan speeds, from low to high, for comfortable airflow and quick cooling on hot summer days. No manual shut-off is required; it's ultra-quiet even at the highest speed, ensuring peaceful use.

Swivel Function: A simple press of the 45°/90° button automatically swivels the fan head 45° to 90° left and right.

You can also manually rotate the fan head 90° upwards, allowing the fan shaft to rotate 350° and ensuring optimal cooling from any angle. Easy cleaning: The front cover of this fan is removable for easy cleaning of the blades. Simply turn counterclockwise to remove the front cover, align it with the end of the circuit board, and then turn clockwise to install and secure it.