Don’t require power plug adapter while traveling from Wales to Ireland (Eire).

Here's why you do not need an adapter

The outlet and plug type used in Ireland (Eire) is G and in Wales is G and they are compatible with each other.

Wales

In Wales, outlets of type G are in use.

Type G

Ireland (Eire)

In Ireland (Eire), outlets of type G are in use.

Type G