You Do Need power plug adapter while traveling from Tonga to Grenada.

Here is Why You Need An Adapter

The outlet and plug type used in Grenada is G and in Tonga is I. This is how they look like.


Tonga

In Tonga, outlets of type I are in use.

Type I

Grenada

In Grenada, outlets of type G are in use.

Type G

Plug and Socket Compatibility Checker

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