You Do Need power plug adapter while traveling from Saint Barthélemy to Swaziland.

Here is Why You Need An Adapter

The outlet and plug type used in Swaziland is M and in Saint Barthélemy are C and E. This is how they look like.

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

Type C

Type E

In Swaziland, outlets of type M are in use.

Type M

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