The Weather Wizard III gives you site specific weather information. Enjoy up-to-the minute weather reports at your fingertips. No more guessing about your weather conditions or relying on inaccurate wind socks or thermometers for your management decisions. This professional weather station gives you an easy-to-read indoor digital display of your local weather conditions. Know your current wind speed up to 175 mph, wind direction, temperature inside and out (-50 degrees Fahrenheit to 140 degrees Fahrenheit), and wind chill to -134 degrees Fahrenheit, as well as your highs and lows. Reads in metric or U.S., runs on 110V AC with 9V battery backup. Wind speed/direction sensor has 40 feet of cable and temperature sensor has 25 feet of cable. USA made.