Key features and description:

1. 2 in 1 functionality: This mini USB fan serves two purposes. Firstly, it can be used as a regular USB fan by connecting it to any USB power source like a power bank, laptop, or wall adapter. Secondly, it features a special connector designed to plug directly into your phone's charging port, turning it into a personal handheld fan for direct cooling.

2. Mini and lightweight: The fan is designed to be ultra-portable and convenient. It's small enough to fit in your pocket, bag, or purse without adding much weight.

3. Mix Color: The fan is available in multiple colors, combining different shades to create an attractive and eye-catching appearance.

4. Flexible and adjustable: The fan head can be adjusted to different angles, allowing you to direct the airflow exactly where you need it most.

5. Quiet operation: Despite its small size, the fan operates quietly, ensuring it won't disturb you or those around you while you enjoy a refreshing breeze.

6. Universal compatibility: The mini USB fan is compatible with most smartphones that feature a USB-C or micro-USB charging port. It's also compatible with other devices supporting a standard USB connection.

7. Energy-efficient: The fan's low power consumption ensures it won't drain your phone's battery quickly, making it ideal for extended use.

8. Durable build: The fan is built with sturdy materials, ensuring it can withstand regular use and minor impacts.