Web Part Configuration:

Title:
enter the optional web part title

Web Part:
AEDigitalClock

Configuration:
enter the below configuration options:

timezones=News York/Eastern Standard Time (enter the timezones)

For the Lookup Table for Time Zone Names, copy the exact time zone string from the Time Zone table column.

bgc=silver(optionally defines the web part background color)
fgc=silver(optionally defines the web part font color)
analog=1 (display an analog clock)
analogworldclocks=1 (display analog world clocks)
worldclocksonly=1 (do not display the local time)
ampm=1 (use the AM/PM time format)
fontcolor=black (set the color of the text elements)