3.Long-lasting Battery Life: Featuring a built-in 2500mAh large capacity battery, use the hanging neck fan while charging, ensuring uninterrupted coolness on the go. Battery Capacity: 2500mAh. Fan Function: short press the switch key to turn on the fan, short press the switch key again to adjust the wind speed "1-4 gears, 5 gears natural wind", short press the switch key again to turn off the fan for the above cycle;.
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