Ambient Weather RC-8401 Projection Clock with Forecast, Barometer, Atomic Clock and Indoor/Outdoor Temperature Color Changing Display The colorful RC-8401 wireless weather station featuring Ambient backlighting and projection time and temperature is easy to read from any distance. The backlight color changes with the temperature. The elegant display features date and time, indoor and outdoor temperature, barometric pressure, daily highs and lows, historical data over 72 hours, and a forecast icon for predicting the weather 24-48 hours in advance. Equipped with an atomic clock, time is set automatically via radio, and in synch with the U.S. atomic clock for utmost accuracy. The practical clock automatically adjusts for daylight savings time. The RC-8401 includes one TX-8300 Wireless Sensor wireless for measuring outdoor temperature, or wherever temperature is important, and supports up to 3 remote sensors.