This Daigger Atomic Digital Wall Clocks are controlled via a radio signal from the N.I.S.T. in Colorado that automatically adjusts clock to precise time, daylight savings, leap year, and leap seconds (earth wobble rotation corrections). As a result, it is the most accurate clock available.
The clock has a 2-in high display with large digits that are visible from up to 20 feet away. Accuracy is to 0.0001 of a second. The clock displays A.M./P.M. or 24-hour time, month, date, day-of-the-week, and ambient temperature in °C or °F. Each clock comes complete with wall mount, screw, and two AA batteries.
Accurate to 1/10,000 of a second
Automatically adjusts to Daylight Savings Time
Specifications for Traceable® Atomic Digital Wall Clock