Features of cold air humidifiers Safe to use, does not produce heat (hot steam), making it ideal for children's rooms and homes with pets Improves breathing, helps relieve symptoms of allergies, sinuses, coughs, and dry skin and throat 💧 Quiet and long-lasting operation, with features like automatic shut-off when water runs out and night light 🌔 Distributes fine mist or evaporative, which distributes air through a filter 🌬