QPEUIM Atomic Clock with Indoor Temp & Humidity,Atomic Wall Clock 8.78 Inch Self-Setting, Digital Clock Large Display with Auto DST & 4 Time Zones for Home Office Bedroom

Atomic Clock & Automatic Synchronization: The atomic clock automatically synchronizes with the WWVB radio signal, updating daily to ensure precise time accuracy down to the second. It supports four selectable U.S. time zones (PST, MST, CST, EST) and automatic daylight saving time adjustment.
Auto DST with Atomic Clock: Digital Alarm Clock automatically shifts the time forward or backward by one hour when daylight saving time kicks in, eliminating manual adjustments. You can disable the DST function anytime, and the “AUTO DST” indicator will vanish from the display afterward.
Digital Wall Clock with Large Display: The 8.78-inch digital clock extra-large digital display is clearly visible even from a distance, making it ideal for seniors or anyone who needs a clear display. With simple setup options, it can be used as a wall clock or a table clock; its intuitive interface supports manual settings.