Type a - The Flat Pin plug socket standard is used in almost 50 countries around the world. Works in international countries like American, Anguilla, Antigua and Barbuda, Aruba Bahamas, Barbados, Belize, Bermuda, Bolivia, British virgin Islands, Cambodia, Canada, Cayman Islands, China, Colombia, Costa Rica, Cuba Dominican Republic Ecuador, EL salvador, Guam, Guatemala, Guyana, Haiti, Honduras, Jamaica, Japan, Korea, Democratic People's Republic of Lao, People's Democratic Republic Lebanon, Liberia, Malaysia, Maldives, Mexico, Micronesia, federated States of Montserrat, Netherlands, Antilles, Nicaragua, Niger, Palau, Panama, Peru, Philippines, Rep. Of the Puerto Rico, Saint Kitts and Nevis, Saint Vincent And The Grenadines, Taiwan, Thailand, Trinidad and Tobago, Turks and Caicos Islands, United States of America, United States virgin Islands, Venezuela, Vietnam, Yemen. The Orei type a is the best adapter for wall chargeable devices, It offers a reliable and easy connection for devices with a North American plug or polarized (one blade is wider than the other). The Ultra compact size of this adapter makes it an ideal adapter for your travel needs. Please make sure that your device supports 100-240V when traveling overseas in order to use with this adapter. The Label is located somewhere on your device, which will tell you the voltage it supports.