An all-in-one digital indoor home thermometer and humidity gauge, the AcuRite 00613 Indoor Humidity Monitor gives you a full picture of your indoor world. With an easy-to-read, at-a-glance display, you may access both humidity monitoring and accurate room temperature as the need arises. Features: ? Indoor hygrometer (%RH) ? Indoor temp gauge (degrees Fahrenheit and Celsius) ? Humidity Level Icon indicates high, low, or ideal indoor conditions ? Daily high and low temperature and humidity records ? Flat stand, clip, and magnet options (for mounting on a tabletop, vertical surface, or metal element such as a refrigerator) Why an indoor air monitor? Using a temperature monitor and humidity meter will allow you to ensure proper indoor humidity. This can yield important skin, allergen, and other health benefits: ? Too much humidity can encourage the growth of mold, bacteria, viruses, fungi, mites, and other asthma-inducing agents ? Overly dry air can lead to nose irritation, skin irritation, breathing difficulty, and damaging static electricity ? Correct humidity can encourage plant growth and assists with the comfort and health of pets ? Use this digital hygrometer to monitor a grow room in any location ? This humidistat, optical thermometer will help you improve your home environment through the power of knowing temperature and humidity.