[Upgrade] Mini portable fan, leafless design, free your hands, let you enjoy the cool in summer. Bladeless safety design protects your long hair, 360 round air outlet, 32 air outlets on the neck, dual high-density polymer lithium batteries, no falsemarks, dual frequency conversion magnetic motor ultra-quiet design, light design is less than the weight of a mobile phone , No compression on the neck. [Convenient, light] Convenient and light, this product is only 220 grams, you can't feel it whenyou wear it, the stylish design makes you look cool, hangs on your neck, suitable for running, walking, traveling, office and other places All apply. [360 strong air flow] 360 round air outlet, 32 neck air outlets, 3 adjustable speeds, the windwill not directly blow to the face, 60 turbine blades reduce air fluctuations, low-speed noise is about 25db, for you Provides powerful airflow and is quite energy-efficient. Quiet and more comfortable. [USB rechargeable]-USB charging mode. The newlyupgraded 1600mAh dual high-density polymer lithium battery is automatically cooled in the air channel for battery release, weight is reduced by 50%, fast charging is about 2 hours, and the working time is about 2 hours (high speed 2 hours, medium4 hours, low speed 6 Hours of normal working hours). This charger is compatible with any device with USB output, keeping you cool in summer.