Perfect for your home, RV or office this large display weather station will make it quick and easy to view the time and temperature at a glance. The Celestron Large Format LCD Weather Station is a wireless, easy to set up, free-standing unit or can also be displayed on the wall. The wireless outdoor sensor transmits data to the receiver where the information is displayed on a large format LCD screen. Features bold, easy-to-read digital time display, alarm clock with snooze, calendar, as well as indoor and outdoor temperature and humidity readings.