You Do Need power plug adapter while traveling from Christmas Island to Cuba.

Here is Why You Need An Adapter

The outlet and plug type used in Cuba are A, B, C and L and in Christmas Island is I. This is how they look like.

In Christmas Island, outlets of type I are in use.

Type I

In Cuba, outlets of type A, B, C and L are in use.

Type A

Type B

Type C

Type L

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