Leafless desktop electric fan portable silent desktop office new household usb charging vertical small tower fan

Product propertiesModel: H25Fan classification: USB fanMotor type: brushless motorNumber of blades: no bladePower mode: USBOperation mode: mechanicalRated voltage: 5v-1.8ARated power: 50hzApplicable area: 20 ㎡Wind speed gear: 3rd gearWhether charging is supported: YesHead shaking mode: shake your head up and downBuilt-in battery: Built-in batteryBuilt-in battery capacity: more than 4000mAFunction: 90 ° shake head mute large capacityShell technology: laser engravingAdditional function: usb rechargeable fanColor: Sky White (plug-in version), Deep Blue (plug-in version), Sky White (rechargeable version), Deep Blue (rechargeable version)