Mini Portable Box Fan Rechargeable Fan Small Window Fan Mini Fan Fan Room Fan Quiet Rechargeable Office Desktop Fan

Mini Portable Small Fan Quiet Rechargeable Office Desktop Fan Feature Button function: first turn on the power on the back. Second adjust the appropriate fan speed by repeatedly touching the front power button (low speed > medium speed > high speed). Finally turn off the power on the back use. The fan is very small and easy to carry. Perfect for use at home office desk or. Built-in 800mAh large capacity battery (3 hours full charge) rechargeable via USB cable computers laptops power wall chargers and any other USB-enabled power sources. Product manual Power: 1.3W Product size: 16*7.5CM Battery capacity: 800mAh Charging method: usb power interface Wind speed adjustment: gears