Hand Free & Headphone Design : When you are walking,you definitely don't want to hold a fan,Unique hand free and headphone design, thus you can hang the fan around your neck. Whats more, thanks to its lightweight and mini design and handle which contacts the neck is made of soft and skin-friendly silicone material.you wont feel uncomfortable or tied when you hang the fan for a long time. You can take it everywhere. Its prefect for indoor and outdoor activities.LED + 360 Rotatable Double Fan, Double Cool : With variable LED mode, Suitable for sporting/ reading at night.This neckband fan can flexibly adjust the direction 360, Which allows you to find the most appropriate wind direction. Plus the double fans,So you can bring yourself strong wind. Also it is a wonderful gift for your friends and families.3 Adjustable Speed Level :The fan blade is a seven-leaf design, the wind is more powerful. Many fans on the market are designed with three-leaf blades.The wind is very small and Low noise.This hand free personal fan has low/medium/high 3 speeds level.You can adjust appropriate fan speed by pressing the power button.Simulating the natural wind,Let you feel comfortable and cool in the hot summer.USB Rechargeable Fan : Built-in rechargeable 2000mAh lithium battery, you can charge the fan via a USB cable. And the USB cable that comes with the fan compatible with any USB port, such as computer, laptops, power bank, and regular socket and so on. Owing to different speed, the working time is 3-0 hours(depending on the use of wind speed).Wide Application & Satisfaction : This portable fan is ideal for personal cooling, office, outdoor activities, such as camping, trips, hiking, climbing and watching sports etc. For long-haired people, please tie the hair when wearing the fan to prevent it from being stirred into the fan. Please feel free to contact us if any questions about this product. Your satisfaction is always our priority, and we will do our best to resolve the issues.