1. 300ml Aroma Diffuser with This essential oil diffuser is equipped with a 300ml largecapacity water tank, ultrafine cold mist, no need to add water frequently, no water automatically shut off and can work for up to 10 hours. 2. Ultrasonic Electric Air HumidifierOur aromatherapy machine uses ultrasonic technology to ionize the water into a delicate cold mist. No noise is generated during the working process and will not disturb your work and sleep. The sound is very small when it is working, so you can use it at night. 3. Speaker Insert: Play your personal list of favorite Music or Audiobooks. Perfect for Yoga, Meditation or Ambient Music. Speaker would automatically reconnect to the last device used. 4. Alarm Clock Display: Synchronous clock, you can set the alarm time, multifunctional personalized design to meet the different needs of life. The clock has a poweroff memory function and is easy to set up.