Anker has an official ebay page and Ebay ships more universally.
I not tested what happens if I try to buy for Ireland, so good luck.
"Excludes: Africa, Central America and Caribbean, South America, Afghanistan, Armenia, Azerbaijan Republic, Bangladesh, Bhutan, China, Georgia, India, Japan, Kazakhstan, Korea, South, Kyrgyzstan, Maldives, Mongolia, Nepal, Pakistan, Sri Lanka, Tajikistan, Turkmenistan, Uzbekistan, American Samoa, Cook Islands, Fiji, French Polynesia, Guam, Kiribati, Marshall Islands, Micronesia, Nauru, New Caledonia, Niue, Palau, Papua New Guinea, Solomon Islands, Tonga, Tuvalu, Vanuatu, Wallis and Futuna, Western Samoa, Brunei Darussalam, Cambodia, Hong Kong, Indonesia, Laos, Macau, Malaysia, Philippines, Taiwan, Thailand, Vietnam, Bermuda, Greenland, Mexico, Saint Pierre and Miquelon, Bahrain, Iraq, Jordan, Kuwait, Lebanon, Oman, Qatar, Saudi Arabia, Turkey, United Arab Emirates, Yemen"
I don't see Ireland in the above exclude list.
But also its not letting me select other than USA