Use the top buttons to choose to show only the circular watch face, only the digital clock, or both. The numeric mode contains the local year, month, day, hours, minutes, seconds and three digits of milliseconds.
The time is taken from the current device's system clock. The millisecond display reflects the browser refresh time and is not a calibrated timing or timing service.
Choose dial, numeric or combination mode. The page uses local time and runs within the browser, with no time or device information uploaded.