Jumbo Clock, Digital, Battery Operated, 16.5" W x 1.7" D x 11" H, SilverVisibility from 30' away Displays (indoor) temperature in Celsius or Fahrenheit Calendar displays month, date and day of the week 12 or 24 hour settings This wall clock has an atomic self adjusting feature that picks up time calibration signals automatically Clean, brushed aluminum look plastic frame Mount on your wall or use the built in stand to place on a flat surface Main display features 4. 7" (12cm) digits for easy viewing Sub display and