Self-Calibrating Forecasting is generated from weather data measured by a sensor in your yard - giving you the most accurate forecast available for your exact location. PC Connect feature delivers your weather data to your PC and allows you to stream your data online so you can monitor conditions remotely from a web browser or mobile device using AcuRite's complimentary My Backyard Weather software. Digital Display Features Illuminated color display 12 to 24 hour weather forecast Patented Self-Calibrating Forecasting pulls data from a sensor in your backyard to give you the most accurate forecast for your exact location PC Connect: Transmit your weather data to your PC and stream online Programmable weather alerts: temperature, humidity, wind, rain, dew point, heat index storm alerts Easy to use and sets up in minutes Customizable Weather Ticker streams real-time information alerts Weather records of highs/lows for today, week, month and year Indoor / outdoor temperature (F or C) with trend arrow Indoor / outdoor humidity with trend arrow Wind speed: current, peak, and average (MPH, KPH or knots) Wind direction with 16 point wind rise Measures rain rainfall history (inches or millimeters) Barometric pressure with trend arrow Heat index, wind chill and dew point Clock calendar (month/date) Bilingual English or French display Tabletop or wall-mountable design Indicator for wireless sensor signal strength Wireless Outdoor Sensor Features Sensor based forecasting data 5 features built into one sensor: temperature, humidity, wind speed, wind direction rainfall Wireless technology transmits data through walls long distances Mounting bracket included for easy installation Automatic self-emptying rain collection cup Durable, weather-resistant design Wireless signal LED indicator Strong signal penetration (enhanced 433 MHz)