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

Here is Why You Need An Adapter

The outlet and plug type used in Thailand are A, B, C and O 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 Thailand, outlets of type A, B, C and O are in use.

Type A

Type B

Type C

Type O

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