High-speed Handheld Usb Mini Portable Charging Turbo Fan

Product information:
Power type: USB
Noise: 36dB(A)-45dB(A)(inclusive)
Color: N100 khaki [3000 mA] 3-speed lighting ultra-high speed 13000 turns, N100 Deep Space Gray [3000 mA] 3-speed lighting ultra-high speed 13000 turns, n100 sky blue [3000 mA] 3-speed lighting ultra-high speed 13000 turns, n100 cherry blossom powder [3000 mA] 3-speed lighting ultra-high speed 13000 rpm
Motor type: brushless motor
Rated Voltage: 3.7
Additional features: led digital display
Number of blades: no blades
Rated Power: 4.1
Operation mode: normal button
Applicable area: 10 square meters
Fan Speed Mode: 100