DJ-Classifieds uses PHP date format.
You can change the settings of the date format in options.
The default date format is:
(on screenshot below you can see how it looks like by default) - it means that the date displays in 24h format with the order :
You can find out the syntax of the date format here: http://php.net/manual/function.date.php
For example let's change the date format to look like:
and to be in 12h format
Checking the above PHP manual the syntax for this should be:
m-d-Y h:i:s a
(a indicates that we want to display am/pm parameter).
Apply this syntax in DJ-Classifieds component's options and the date format change is ready.