Joyroom Hanging Neck Fan

Product information:
Noise: below 36dB(A)
Power type: USB
Color: fruit Dew silver, ice crystal blue, fruit Dew Green
Whether to use USB: Yes
Operation mode: normal button
Motor type: brushless motor
Fan blade material: Plastic
Additional features: hanging on neck
Size: 3600mah,1800mah
Fan Speed Mode: 4 gear
Style: all