Used only a few times and in beautiful condition. ● USB rechargeable, so you can use it anywhere. ● Can be used for approximately 8-9 hours in continuous mode. (*When fully charged and filled with water (varies depending on the usage environment)) ● Adjustable humidification level (continuous operation/intermittent operation) ● Two-stage light adjustment, making it easy to use even when sleeping. ● Water is unlikely to spill even if tipped over. ● Double-click the light button to check the remaining charge. ● Included cable: USB Type-A to USB Type-C 【USB power adapter sold separately】 A USB power adapter is not included. If you want to use it with a wall outlet, please purchase a separate power adapter with a USB port. *Please use a USB power adapter of 5V/2A or higher.