You Do Need power plug adapter while traveling from Faroe Islands to Belize.

Here is Why You Need An Adapter

The outlet and plug type used in Belize are A, B and G and in Faroe Islands are C, E, F and K. This is how they look like.

Faroe Islands

In Faroe Islands, outlets of type C, E, F and K are in use.

Type C

Type E

Type F

Type K

Belize

In Belize, outlets of type A, B and G are in use.

Type A

Type B

Type G