RASEMAGO Neck Fan Portable, Rechargeable, 3 Speeds, Hand Free, Low Noise, Personal Fan Neck Fan Portable USB Fan  (Multicolor)

Neck fan is its hands-free design. Typically worn like a necklace, it provides cooling relief without the need to hold it. This allows users to stay cool and comfortable while still having full use of their hands for other tasks. Other important features may include adjustable fan speed settings, rechargeable batteries for portability, lightweight construction for comfort during extended wear, and quiet operation for use in various settings without causing disturbance. Additionally, some neck fans may offer features like adjustable airflow direction, LED lighting, or even aromatherapy functions for added versatility and comfort.