Upgraded Air Volume Neck Fan new upgrade,360-degree surround type,the wind is increased by 70%,the three-speed wind is adjustable,the 60 turbine blades are strong and comfortable,and it can cool quickly in 3 seconds Safe & PortableNew Upgrade capacity 5200mAh,it can keep working for 4 to 16 hours.The charging time is short,no fan blades,silent design,and will not pinch hair. Comfortable & Skin-FriendlyCan fit the skin better,can effectively prevent sliding,flexible and not easy to break,cool and more comfortable,the charging port is simple and easy to use,and the unique design makes the left and right sides of the air flow evenly Elegant & CoolRelax anytime,anywhere,the stylish style makes you look cool.Hanging on the neck,suitable for traveling in hot weather,save you from the embarrassment of dripping sweat suddenly in public in many places,it is your good assistant in summer Convenient & PracticalThe portable fan is very suitable for personal cooling,offices,churches,outdoor activities,such as camping,traveling,hiking,climbing and watching sports games,etc.