This deluxe thermometer provides much more than just indoor and outdoor temperatures. A miniature weather station, this simple, easy-to-use unit includes a wireless remote sensor with a range of 100 feet. It stores minimum and maximum temperatures in its built-in memory and displays temperature, humidity and barometric trends. Displays indoor humidity comfort indicator, time and date and forecast icon. Switchable from Fahrenheit to Celsius. Requires three AA batteries and two AAA batteries (not included).