Get current weather readouts and local weather alerts. Wireless outdoor sensor connects to base unit with strong 433 MHz penetration for up to 330 feet of range to give you flexibility of placement. This sensor transmits outdoor temperature, humidity, barometric pressure, which read on display with trend arrows, self-calibrating altitude, and learning weather forecasting for 12-24 hours out. Specific Area Message Encoding (S.A.M.E.) gives you alerts that matter for where you live, responding to all NOAA, NWS, DOD Hazard Alerts and Warnings. Alert indicator lights for advisory, watch, and warning let you know at a glance the level of alert that is active. Bright backlight display is easy to read and displays in English, Spanish and French. Integrated telescoping antenna ensures a clear signal. 7 digitally-tuned channels receive NWS stations from 50-70 miles away so you"re never out of range of important information. Additionally, this radio is always on with battery or external AC adapter.