Add to Calendar widget allows the users of your site to add an event to their Google Calendar, iCal, Outlook, or Yahoo calendar through the click of a button.
Settings related to the add to calendar button that is visible to users.
Type: Choose the type of Calendar you want to use
Title: The title of the Calendar Event
Date Field: choose from Datetime Picker or Dynamic String. Datetime picker is helpful for landing pages while Dynamic String is useful to set the start and end date dynamically using post meta fields.
While using Dynamic String, tell the format of your Date fields in the Date Format section.
Description: Set the event description
Address: Set the event location