4 turbo bladeless motor: The 4-turbine bladeless turbine has strong power, and the upgraded neck fan has stronger power, which increases the air outlet function at the back of the neck, which is cool and does not feel sweat-free. portable rechargeable neck fans provide a 360 cooling experience and the high power allows you to cool down in 3 seconds and weighs only 0.5 pounds. It is easy to wear around the neck and frees the hands for everything you need to do. Perfect for personal cooling, offices, churches and outdoor activities such as camping, traveling, hiking, climbing and watching sports games. Enjoy personal comfort with three-stage adjustable wind speed]: With three speed settings Can easily adjust the fan to the desired level of coolness. And with its quiet, peaceful airflow, you won't be disturbed while you stay cool. . On a full charge, the rechargeable fan will last for about 4-9 hours, providing you with constant cool air. Safe Mobile: Our bladeless portable fan is designed for your safety and comfort. With a capacity of 4000mAh, it can work for 4-9 hours on a single charge. In addition, it is bladeless and silent, making it safe and suitable for all ages. You can take it anywhere and it won't pinch your hair. Low noise and comfort: Our portable air conditioner Excellent technology upgraded with multi-stage air channel design greatly reduces fan noise. Made of environmentally friendly ABS and silicone, it is natural to wear, comfortable and skin-friendly. Wearing the neck fan can also study or work without worry.