Cooling USB Fan Folding Little Fan

Product information:
Power type: USB
Noise: 45-50dB (included)
Motor type: brushless motor
Rated Voltage: 5
Rated Power: 3
Specification: usb fan
Operation mode: Mechanical
Applicable area: Halter
Function: refrigeration
Rated frequency: 3 gears

Packing list: 
Fan * 1 data cable * 1 manual * 1