Don’t require power plug adapter while traveling from Mauritania to Vatican City.

Here's why you do not need an adapter

The outlet and plug type used in Vatican City are C, F and L and in Mauritania is C and they are compatible with each other.

Mauritania

In Mauritania, outlets of type C are in use.

Type C

Vatican City

In Vatican City, outlets of type C, F and L are in use.

Type C

Type F

Type L