Ultrasonics In order to create an essential oil diffuser with a beautiful aesthetic, noble and natural materials have been selected: rubber tree wood with a clear finish of excellent quality, and granulated ceramic for the top. It has a whimsical shape and an original ambient light that follows the rhythm of breathing to produce a true feeling of relaxation and rest. The result is CERA, our latest generation ultrasonic diffuser. With its elegant and refined Nordic-inspired line, it is aesthetically pleasing, discreet and suitable for any room. Tips: Practical and complete, with various functions: Diffusion functions: • Stays on for 30 seconds and off for 30 seconds • Duration: 1 h / 3 h / 7 h or continuous mode Ambient light selection independent of diffusion: • Intense • Soft • Respi Zen (progressive) • Sleep: works for 30 minutes and stops • Light independent of diffusion mode