Don’t require power plug adapter while traveling from North Korea to Madeira.

Here's why you do not need an adapter

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

North Korea

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

Type C

Madeira

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

Type C

Type F