To open any external URL in new tab, in local menu choose control: “ViewURLPage”

In the Arguments, to pass the values from selected item a url can be added with placeholders
url=https://odata.uniconta.com/api/Entities/InvItemClient?Name=Item&Value={Item};
where, {Item} is the property name
Sync=true
To open a new tab in sync mode
On the page, menu can be seen like below
