Do you want to delight your senses and abandon yourself to a relaxing relaxation accompanied by scents, colors and music? The ultrasonic diffuser TrueLife AIR Diffuser D9 Smart creates a pleasant atmosphere throughout the evening with just a few drops of essential oil. At the same time, it acts as a humidifier and converts water into delicate vapor using ultrasound. The built-in speaker provides background music and the LED backlight brings all the colors of the rainbow into your home.