Sparoom's Lunaria Essential Oil Ultrasonic Diffuser features a hand-crafted ceramic cover with a stone-smooth finish set on a beautiful wood-like base. This striking diffuser will add natural aroma to your room and is a functional décor piece! The diffuser includes multiple light modes (Warm White Light or Off) an automatic safety shut off for peace of mind and will provide continuous mist for up to 6 hours and intermittent misting up to 11 hours at 30 second intervals. The ultrasonic diffuser is perfect for large rooms up to 300sq. ft. and it has a water capacity of 150 ml. Simply add a few drops (1-3) of our 100% pure essential oils for easy setup to enjoy instant therapeutic benefits and a wonderful, natural aroma through your space.