You Do Need power plug adapter while traveling from Gaza Strip to Abu Dhabi.

Here is Why You Need An Adapter

The outlet and plug type used in Abu Dhabi is G and in Gaza Strip are C and H. This is how they look like.

Gaza Strip

In Gaza Strip, outlets of type C and H are in use.

Type C

Type H

Abu Dhabi

In Abu Dhabi, outlets of type G are in use.

Type G