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

Here is Why You Need An Adapter

The outlet and plug type used in Liberia are A, B, C and F 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

Liberia

In Liberia, outlets of type A, B, C and F are in use.

Type A

Type B

Type C

Type F