Don’t require power plug adapter while traveling from Saint Martin 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 Saint Martin are C and E and they are compatible with each other.

Saint Martin

In Saint Martin, outlets of type C and E are in use.

Type C

Type E

Madeira

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

Type C

Type F