For help creating the right mood, the new Yankee Candle® Ultrasonic Aroma Diffuser features customisable light, mist and fragrance with essential oils.Just 5 to 7 drops from the new Yankee Candle® Aroma Diffuser Oils provides up to 8 hours* of fragranced mist. For extra ambiance, the diffuser lights up and has ten colours available. The colours can be set to cycle or a preferred colour can be selected to create the perfect atmosphere. The auto switch off feature allows for worry-free relaxation. Fragrance Notes:Top: Neroli, Orantique, Mandarin Blossom, Yellow GrapefruitMid: GrapefruitBase: Musk, Powdery NotesTop note is the initial impression of the fragrance, middle note is the main body of the scent and base is its final impression. Height: 8.0cm