Weather data is retrieved from the Internet automatically and is wirelessly transmitted through the included USB dongle to the weather station that is displayed anywhere in your house * Retrieve weather forecast information of thousands of cities throughout the world * Gives you the forecast and tells the current indoor and outdoor temperature also gives you the sun"s ultra-violet index level * Time and date as well as the weather sets automatically to the city that you select on your commuter * Dimensions L x W x H (in.): 7.0 x 0.6 x 5.0 Operates on 2 x AAA Batteries (not included) - Please note: A computer with internet connection is needed for this to operate.