Features1. Multi-function,desktophandheldhumidifierphone holder;2. Three wind speeds adjustable,meet varied cooling needs;3. Built in 2000mAH battery,micro usb recharge,long endurance;4. Low noise operation with out disturbing,create comfortable sleep environment. SpecificationsInput: DC/5V=1AOutput: DC/5-9VOutput power: 4: 2000mAProduct weight: 200g Packing includedFan*1/Base*1/Small water tank*1/Manual*1/USB cable*1