FEATURES Large LCD Time Display Super Accurate Atomic Time using the WWVB Radio Signal from the USA Atomic Clock Automatically adjusts the time each day Displays Month, Date, Day of Week Optional 12 Hour or 24 Hour (Military) Time Display Displays Room Temperature in Celsius or Fahrenheit Four Time Zone Setting (choose from Pacific Time, Mountain Time, Central Time and Eastern Time) Automatic adjustment for Daylight Savings Time in the Spring and FallIndoor temperature + Calendar + Spring Forward + automatic updatesPerpetual Calendar + 4 time zone settings + 12/24 hour time display + hang or stand