You Do Need power plug adapter while traveling from North Cyprus to Saint Vincent and the Grenadines.

Here is Why You Need An Adapter

The outlet and plug type used in Saint Vincent and the Grenadines are A, B and G and in North Cyprus is G. This is how they look like.

North Cyprus

In North Cyprus, outlets of type G are in use.

Type G

Saint Vincent and the Grenadines

In Saint Vincent and the Grenadines, outlets of type A, B and G are in use.

Type A

Type B

Type G