The colorful WS-50 wireless weather station featuring ambient backlighting is easy to read from any distance. The backlight color changes with the temperature, or can be adjusted manually. The large, bold display features date and time, indoor and outdoor temperature and humidity, dew point, "feels like temperature" (which is a combination of wind Chill and heat index), wind Speed, wind direction and rainfall. The WS-50 features distributed sensors, which eases the installation and maintenance. Includes one wireless thermo-hygrometer, rain gauge and anemometer with Solar power. The WS-50 supports up to 7 additional remote wireless sensors. Mix and match the f007th thermo-hygrometer, the f007pf floating pool and spa thermometer, the f007t temperature sensor, and the f007tp temperature Probe. The console is customizable, allowing you to calibrate all of the measured parameters, graph different variables, and keep track of daily highs and lows. Also includes the moon phase based on the calendar date. You can also set a time alarm, and alarms based on high and low conditions.