[Fast Cooling] - Personal fan, 72 air outlets and 60 twin-turbo fan blades, with air outlets on both sides and rear for 360 omnidirectional air outlet and cooling. The neck fan has three speeds to meet different needs. Lighter and more convenient-The hanging neck fan has been upgraded and improved, and his weight is only 8.8 ounces. The lighter weight makes it easier for you to use it for extended periods of time without getting tired. The cooling suspension fan frees up his hands and won't interfere with anything you can do. Super Quiet and Comfortable- The noise produced by the hand-free bladeless fan is less than 20 decibels when working, quiet enough to not disturb you. The personal neck fan is made of better food grade TPE material than ABS and made of better material, more comfortable, durable and safe to wear. [3-24 operating hours] - 4000mAh large capacity battery provides a duration of 3-24 operating hours (depending on different speeds). Adjust the appropriate fan speed by repeatedly pressing the power button. [Ideal Gift] - Personal Collar Fans are suitable for men and women of all ages. It can be used by the elderly, young or children. It is suitable for various scenarios such as work, office, home, school, kitchen, life, sports, travel, etc. This is an ideal gift.