Don’t require power plug adapter while traveling from Papua New Guinea to Cocos (Keeling) Islands.

Here's why you do not need an adapter

The outlet and plug type used in Cocos (Keeling) Islands is I and in Papua New Guinea is I and they are compatible with each other.

Papua New Guinea

In Papua New Guinea, outlets of type I are in use.

Type I

Cocos (Keeling) Islands

In Cocos (Keeling) Islands, outlets of type I are in use.

Type I