Cool Mist Diffuser -- This beautifully designed electric aromatherapy diffuser offers a new and sophisticated way to fill your space with the scents you love. Simply add water and the essential oil of your choice, then turn it on. Recommended room size - up to 100 sq ft. Continuous run time - up to 4 hours Intermittent run time - up to 8 hours. Perforated brown metal cover in a curved pattern. Automatic Shut off when the tank is empty. 7 changing led lights with hold Timer control 60, 90, 120 minutes. You also receive the Serene House SPA Collection oils. Condition: New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable).