You Do Need power plug adapter while traveling from Gabon to Jordan.

Here is Why You Need An Adapter

The outlet and plug type used in Jordan are C, D, F, G and J and in Gabon is C. This is how they look like.

Gabon

In Gabon, outlets of type C are in use.

Type C

Jordan

In Jordan, outlets of type C, D, F, G and J are in use.

Type C

Type D

Type F

Type G

Type J