Don’t require power plug adapter while traveling from Montserrat to Cayman Islands.

Here's why you do not need an adapter

The outlet and plug type used in Cayman Islands are A and B and in Montserrat are A and B and they are compatible with each other.

Montserrat

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

Type A

Type B

Cayman Islands

In Cayman Islands, outlets of type A and B are in use.

Type A

Type B