Chicago Lighthouse 13-3/4 in. Quartz Contract Clock

Atomic wall clock is radio-controlled so the setting is modified each day to that of the atomic clock, accurate to one second per million years. The clock automatically adjusts to Daylight Saving Time. Wall clock includes hanging hardware and runs on one AA battery (sold separately). Clock body is made with recycled material.|Radio-controlled operation automatically modifies time to atomic clock|Easy-to-read Arabic numerals allow clear visibility from anywhere in room|Quartz movement provides complete reliability to accurately display time|Non-yellowing dial face ensures long-lasting brightness|Perfect for modern office settings, work spaces and home environments