You will have a separate URL for each language. For example French version of your site will have http://domain.com/fr/ URL.
Search engine indexing of the translated pagesAllows different search engines to index the translated pages of your website for wider audiences. This is perfect for online stores and directories. People will be able to find a product you sell by searching in their native language.
Increase AdSense clicksAdSense ads will change depending on the selected language.
Translation cachingTranslated pages will be cached to make sure the next run would be smooth.
Translation editingYou will be able to edit the translations manually.
Order human translationsYou will be able to order professional translations directly from your website.