Don’t require power plug adapter while traveling from São Tomé and Príncipe to North Korea.

Here's why you do not need an adapter

The outlet and plug type used in North Korea is C and in São Tomé and Príncipe are C and F and they are compatible with each other.

São Tomé and Príncipe

In São Tomé and Príncipe, outlets of type C and F are in use.

Type C

Type F

North Korea

In North Korea, outlets of type C are in use.

Type C