Portable USB Chargeable Mini Fan Fans with Base Summer Outdoor Portable Hand Hold Fan with Phone Holder Cooling Fan

describe:USB charging port: can be charged on the computer, simple and convenientWind gear switch: three gear wind position adjustment to meet different wind requirementsSpecification:Shell material: plasticPower consumption: 1WRated voltage: 3.7VBattery model: 400mAh polymer batteryGear: third gear windUse time: 70 minutes at the maximum gear, 3 and a half hours at the minimum gearOuter packing size: about 170*105*28mmProduct size: about 158*78*28mmFeatures: Small and portable, long-lasting battery lifeQuantity: 1 setPackage includes: 1 set (fan + USB cable + base)