[Surrounding Air Outlets]: Our portable neck fan has multiple sorrounding outlets, let you experience the natural cool breeze without blind angle. Even in a hot environment, it can also cool your face and neck at the same time.[Hands-free Comfortable Design]: This personal fan has a sleek, headphone-like design. Can be easily hung around the neck and free your hands. The connection of this portable neck fan is made of high-quality silicone, which can be rotated and twisted at a large angle to adapt to different needs.[8H Running Time & 3 Speeds]: Large capacity batteries provide about 8 working hours depending on the wind level. Three different wind speeds are suitable for different environments. Whether it is for office or outdoor, it can perfectly fit your needs. Use the included charging cable for quick charging.[Low Noise & Safety]: Bladeless cooling fan is safer and won't twist the hair in. So sisks in the use of traditional fans are avoided. The bladeless turbo fan also provides a quieter experience just like cool natural wind. The noise in use is less than 36 decibels.[Portable & Light Weight]: Portable neck fan is weight only about 7.7oz. The cooling fan is easy to carry and will continue to keep you cool when exercising outdoors. If you have any questions please contact our customer service. We will try our best to help you solve it.