Promote year round wellness, naturally. Provides essential moisture to help support your overall health. No filters required. Essential oil diffuser. Calming color changing light. Whisper quiet. 180 degrees mist nozzle. Easy to fill and clean. Essential oils can be added directly in the tank. Auto shut-off. Unit turns off when tank is empty. Variable mist control. Control mist output from low to high. Optional Nitetime-Light. 7 colors with multiple dimming options to create your ideal sanctuary.