All-in-one temperature, time and humidity. Forecasts the weather 12 to 24 hours in advance using graphical icons. Shows indoor/outdoor temperature and humidity, and temperature and humidity trends. Also displays moon phase and storm-, wind-, fog-, frost-, ice- and heat-warning messages. Push-button backlight. Runs on three AA and two AAA batteries (not included). Dimensions: 6.7"H x 4.7"W x 3"D.