Add PC connectivity to your WMR80A or WMR90A Pro Weather Station or purchase another main display for your WMR100 or WMR200 Professional Weather Station.. Featuring a rotary dial for easy information access, the WMR100CA will receive data from your existing wireless weather sensors. Features: Rotary dial controls for easy console navigation. Forecast the weather 12 to 24 hours in advance using graphical icons. Displays temperature, humidity, barometric pressure, wind, rainfall, dew point, wind-chill, and heat index data. Bar graph shows 24-hour history of barometric, UV Index, and rainfall data. Automatically sets itself to the U.S. Atomic Clock and adjusts for Daylight Saving Time; includes alarm. Moon phase icon helps gauge moonlight and tides for outdoor activities. Displays three levels of temperature and humidity trends: Rising, Steady, or Falling. Minimum/maximum temperature and humidity memory with time/date stamp. HiGlo"electroluminescent backlight. Customizable weather alarms. Altitude adjustment for barometric pressure