You Do Need power plug adapter while traveling from Liechtenstein to Solomon Islands.

Here is Why You Need An Adapter

The outlet and plug type used in Solomon Islands are G and I and in Liechtenstein are C and J. This is how they look like.

In Liechtenstein, outlets of type C and J are in use.

Type C

Type J

In Solomon Islands, outlets of type G and I are in use.

Type G

Type I

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