Single Date Time

Single date time module extend date module UI experience feature. For example you have selected end date in configurations and you want to add end time only for single date event instead of to date section for more details see the screen shorts.
When Uncheck "Show End Date"

When checked "Show End Date"

Configurations:
Step 1- Enable module.
Step 2- Go to date field configurations page and open the field set Show More settings and values
Step 3- Under the above field set you will find Show Single Date Endtime.
Step 4: Mark the check box checked.

Note: It will show above configuration only if you have selected the Collect an end date.