Sharp Atomic Digital Alarm Clock

Atomic Setting Quick-Start Guide: After 10 minutes of the atomic clock receiving power, it will begin searching for WWVB Radio (atomic) signal. The Atomic signal will begin to flash on screen, and it will search for 7 minutes. If signal is achieved, the atomic signal will stop flashing. If the clock fails to connect in first attempt, it is usually received by morning. See instruction manual in package for full details and instructions
On Demand Blue Backlight: Backlight is not always Illuminated The Press of a button is needed for the light to activate. Press the snooze button on top of the clock to illuminate the whole display for 5 seconds. The backlight will also illuminate when the alarm sounds
Automatic Time Synchronization: Built-in receiver automatically synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute of Standards and Technology (NIST) in Fort Collins, Colorado, ensuring accuracy to within one second with daily updates