Marathon Slim Jumbo Atomic Wall Clock, White – Large, 15-Inch Display – Alarm, AM/PM or 24-Hour Time, Four Time Zones… Price: $79.97 (as of 05/10/2022 12:39 PST- Details)

SLIM JUMBO DISPLAY – Only 1-inch thick, featuring 4.5-inch digits for easy viewing
SELF-SETTING/ADJUSTING – Using radio frequencies broadcast from NIST’s Colorado Atomic Clock. Automatic Atomic Signal – It cannot be turned on/off manually. (Atomic feature only functions in North America)
MULTIPLE DISPLAY MODES – 12 or 24 Hour Display Formats With Temperature Display In Celsius or Fahrenheit.