Color blue, pink, white Product features air purifier neck wind Advantages: the product has anion purification function, bringing you fresh breathing experience. Four channel air inlet and anion purification design are adopted to purify the air, effectively collect the air and double the wind power. 2021 new neck cooling fan portable USB Fan, can provide you with 360 cooling experience, lightweight design, wear on the neck, will not be under pressure. Most importantly, it is not only a neck fan, but also allows you to breathe freely and enjoy the fresh air. Perfect summer gift. No blade safety design, left and right twin turbine jet design, no need for traditional blade, no need to worry about hair getting involved in the neck fan, you can shape your hair at any time, safer and more beautiful. USB charging battery package contains USB data cable, which is convenient for charging through computer, mobile phone charger, mobile power supply, notebook computer, etc. Built in 4000 Ma dual battery, 12 hour endurance, travel worry free. Widely used, such as outdoor sports, indoor exercise, office, gym, even when you are running, traveling, school and camping. Three speed adjustable, simple operation with one button, just press the button to switch the wind speed, long press the button (about 3S) to turn on or off the USB charging fan. The LED intelligent display screen of hanging neck fan can clearly display the remaining power, gear position, etc., which is more convenient to use.