Product detailsNoise: above 70dbRated voltage: 5VRated power: 8WWind speed gear: 3rd gearOperation mode: mechanicalPackage volume: 21.5cmx10cmx27.7cmColor: whitBlack, greenFan diameter: 145mmCharacteristics:7-color LED lights for fans and humidifiersLeather handle design with adjustable fan up and downRemovable water tank design,Simply connect the USB cable to a device that supports USB ports, super quiet and energy-efficient