Clean and Tidy This diffuser do not require heating or adding water, the aromatherapys essential oil is converting into nanos dry mists, which will not leave greasy and wet residues, none need for frequent cleaning, none mess Create a quiet and relaxing environment This home scent diffuser, it use advanced cold air diffusions technology to convert liquid aromatherapys oils into nanos particle dry mists, which can add fragrances to your environment in minutes and create a relaxing atmospheres every second Fragrances in every corner This home diffuser is suitable for small commercial places, living room, bedrooms, offices and other places, The capacity of the waterless essential oil diffuser is 500ml, so that every corner exudes the fragrances and comfort of hotel Wonderful gift, sweet warm friend family and yourself Package, there are different optional, you can choose follow you like