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

Here is Why You Need An Adapter

The outlet and plug type used in Italy are C, F and L 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

Italy

In Italy, outlets of type C, F and L are in use.

Type C

Type F

Type L