Color Atomic Alarm Clock Accurate to the Second The Atomic Clock has a built in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Governments National Institute of Standards and Technology NIST in Fort Collins Colorado The Atomic Clock will always be accurate to within on second as it receives daily WWVB updates Color Calendar and Day of Week Display Always know what day of the week it is with a quick glance The clock displays the calendar and the day of the week Using the SnoozeDimmer switch on top of the display you can easily adjust the display brightness to your liking EASY TO SET DUAL ALARM Set alarm for two people or set one alarm for weekdays and the other for weekend SnoozeDimmer Switch is simple to use and on top of the display BATTERY BACKUP There is a No Worry battery backup option requires 2 x AAA battery sold separately that will allow the alarm to go off even if the power goes out The battery backup stores the time and alarm settings if the power is interrupted During battery backup the clocks display will not be lit Once power is restored the display will relight ALWAYS ON DISPLAY Display is always illuminated You can use the SnoozeDimmer switch on top of the display to easily adjust the display brightness to your liking NOTE The screen will go dark while the clock is setting and searching for the Atomic Signal Once signal is located the screen will always be illuminated
- EASY TO SET DUAL ALARM - Set alarm for two people, or set one alarm for weekdays and the other for weekend . Snooze/Dimmer Switch is simple to use and on top of the display.