You Do Need power plug adapter while traveling from Channel Islands (Guernsey & Jersey) to Argentina.

Here is Why You Need An Adapter

The outlet and plug type used in Argentina are C and I and in Channel Islands (Guernsey & Jersey) are C and G. This is how they look like.

In Channel Islands (Guernsey & Jersey), outlets of type C and G are in use.

Type C

Type G

In Argentina, outlets of type C and I are in use.

Type C

Type I

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