Strong Battery Capacity & USB Rechargeable With its built-in 1500mAh high-capacity lithium batteries, the personal misting fan can work for 12 hours when fully charged. The long working time allows you to use it when you are traveling outdoors and do not need power. If the cooling fan runs out of power halfway through use, please don't worry. 3 Adjustable Speeds & Powerful Winds. Our personal desk fan has 3 adjustable wind speeds, just press the button to switch between different wind speeds. You can choose suitable winds for different places. According to your different needs, we have sleep wind, natural wind, strong wind. This table cooling fan can help you fight the hot summer, keeping cool all the time. Spray water mist and cool down quickly. The biggest difference between our water mist fan and other fans is that our fan has a water tank that can hold 350ml of liquid. Our fan will use the water in the water tank to create water mist. This water mist can quickly cool the