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

Here is Why You Need An Adapter

The outlet and plug type used in Thailand are A, B, C and O 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

Thailand

In Thailand, outlets of type A, B, C and O are in use.

Type A

Type B

Type C

Type O