Anti - Gravity Air Humidifier 500ml with USB connection. This is air humidifier and NOT oil diffuser.  When the humidifier is in working process and the light is switched on it creates illusion of water floating upwards. The item is new and taken out of box for photos purposes only. Please note that the box has slight water mark ( see the last photo)! You can see photos for product parameters. Please check my other listings and leave a positive feedback if you are satisfied with your purchase.