USB Charging Digital Display Portable Outdoor Wind Hanging Neck Fan

Product information:
Power type: USB
Noise: 36dB(A)-45dB(A)(inclusive)
Color: black, black purple, beige orange, black green, Ivory White
Motor type: brushless motor
Rated Voltage: 5
Additional features: hanging neck, digital display, USB cable charging
Number of blades: no blades
Rated Power: 3.7
Specifications: 5
Operation mode: normal button
Applicable area: 5
Fan Speed Mode: infinite speed regulation