150ml capacity, can work for 8 hours, automatic power-off when water is short.30dB ultra-quiet work, helps to soothe the mood, relieve stress, and improve sleep quality.improve sleep quality. Specially designed ultrasonic aromatherapy, after adding water, only one or two drops of aromatherapy essential oil can be added to make the house full of aroma.With a build-in smart chip, will automatically stop working when there is a water shortage, which is very safe and reliable.Applicable places: The product is suitable for home, yoga, office, living room, bedroom, SPA, children's room and other places. Not only can the device be used better, the air quality can be improved very well, but it can also bring a relaxed and pleasant atmosphere.SpecificationsColor: White; Black; GreenMaterial: ABS, PP, Electronic ComponentAtmosphere Lighting: Warm White LightStyle: CasualCapacity: 150mLAmount of spray: 10-15mL/hPower: 5WInput: DC5V, 1ANoise: 30-40dBOccasion: Home, Office, etcPackage includes1 * Aroma Diffuser (Does not contain essential oils)1 * Type-C Cable1 * User Guide