You Do Need power plug adapter while traveling from Antigua and Barbuda to Lebanon.

Here is Why You Need An Adapter

The outlet and plug type used in Lebanon are C, D and G and in Antigua and Barbuda are A and B. This is how they look like.

Antigua and Barbuda

In Antigua and Barbuda, outlets of type A and B are in use.

Type A

Type B

Lebanon

In Lebanon, outlets of type C, D and G are in use.

Type C

Type D

Type G