This Howard Miller Ayden wall clock for the bedroom, living room, dining room, and entryway features a matte, black-finished case with silver-finished buttons at the front. This wall clock can also be used as a tabletop clock. The large 4.125" numerals make it easier to tell time from farther away. It automatically adjusts for daylight saving time. This large display digital clock can be set in either the 12 or 24-hour time format. It comes with a radio-controlled alarm movement that requires three AA batteries. This battery-operated digital wall clock from Howard Miller displays the date, month, day of the week, relative humidity, and indoor temperature in Degree Fahrenheit or Degree Celsius.