The Single Room Diffuser is the perfect solution to add your scent, humidity and Essential oils to your whole home with little hassle. Operating with the latest cold air diffusion technology, the Single Room's atomizer preserves the therapeutic properties of the essential oil based aroma oils spreading the micro particles evenly through a spaceup to 900 Sq Ft. The built-in fan allows for efficient coverage of large spaces and the various nozzles allows for specific targeted flow of the oil mist. The intelligent and programmable timer provides the ultimate level of control, programing on a weekly timer that allows for up to four unique operating periods to best for your scenting schedule.