Features: Safety 78 air outlets. A novel neck fan that sends airflow without occupying your hands by simply placing it on your neck. Designed without blades, it can be safely used by children and the elderly. When using the fan, there is no risk of hair getting caught in fan blades. With 78 air outlets around the neck, it delivers airflow to the entire face and surrounding areas, providing sufficient cooling performance. Ideal for staying cool during outdoor work or hot weather. Hands-free design. The fan is styled like headphones, allowing freedom of movement without holding a device. Fashionable appearance adds a modern look and makes it easy to carry in warm conditions. 4 to 16 hours of runtime with 3 speed settings. 4000mAh large capacity battery provides 4–16 hours of operation depending on the selected speed. Adjust fan speed by pressing the power button repeatedly. Low noise design ensures quiet operation. The wearable neck fan's motor is optimized to generate minimal noise, as low as 25 dB, quiet enough that you can hear your own breath. Constructed from eco-friendly ABS and silicone materials. These materials make the hands-free neck fan softer, more durable, and quieter. Compact and lightweight design. Personal neck fan weighs approximately 9.1 oz, ultra-lightweight construction reduces strain on the neck.