AIRCARE MA0800 Digital Whole-House Console-Style Evaporative Humidifier, White Digital Controls with Auto Humidistat 3-Speed Motor with Quiet Nighttime Setting Automatically Shuts Off When Desired Humidity Level is Reached or When Unit is Empty Check Filter and Water Refill Indicators Easy-Fill Water Bottle Protects your family from flu virus:  Centers for Disease Control testing has shown that relative humidity levels of 43% or more reduces the ability for the flu virus to survive. Reduces static electricity: eliminate annoying static shocks and protect your investment in your home electronics. Nurtures well-being:  soothes a scratchy throat, dry skin and eyes, and alleviates allergy symptoms. Nourishes your furnishings: hydrate your fine wood and leather furnishings, reduce creaking wooden floors.