Product information:
Noise: below 36dB (inclusive)
Power type: lithium battery
Color: green-10000mah, orange-5000mah, green-5000mah, orange-10000mah
With USB or not: Yes
Motor type: brushless motor
Fan blade material: Plastic
Additional features: wrist hanging
Number of blades: no blades
Operation mode: normal button
Applicable gift-giving occasions: travel, gifts, all places, trade fairs, employee benefits, applicable gift-giving occasions_x000D_
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Size: 88*47*112mm
Fan Speed Mode: 3 gear