Portable Neck Fan Rechargeable 5 Speed Air Cooler Hanging USB Lazy Neckband
Warm tips:
1) When the fan speed decrease,
2) When the fan stop working.
Please do not worry, it maybe the fan has low battery, Please charge the fan in time, it will work normally after fully charged.
Please do not turn on the fan after the fan stop working due to low batterry, it may hurt the battery and inability to charge. please just charge the fan tiemly.
Please feel free to email us if any question : )