The Atrium edition of our Ultrasonic Diffuser range is a ceramic model adorned with a luxury gold foil motif. The pastel design is inspired by the contrasting floral and geometric style of Portmeirion's atrium range. <br><br>Ultrasonic Diffusers offer one of the simplest and most elegant ways of dispersing fragrance into your home. Just 100ml of water and 2-3 drops of diffuser oil will last 4 hours. Plug in, add your oil and enjoy premium fragrance throughout your home.<br><br>Our ultrasonic diffusers are available in three uniquely elegant designs and can be paired with any of our three fragranced diffuser oils.