Smiley Daisy Essential Oil Diffuser – Mini Cool Mist Humidifier – Energy Saving Quiet Electric Ultrasonic Technology – Best Fragrance Scented Oil Aromatherapy Diffuser with 7 Color Changing LED Lamps and Mist Mode Adjustment – Waterless Auto Shut-off – Run 6 hours in Continous Mist Mode – Portable for Home, Yoga, Office, SPA, Bedroom – Great for Room Size of 150 SqFt – with 180 days Product Replacement Warranty ONLY WHEN YOU PURCHASE FROM SMILEY DAISY