ARGENTINA - There are two different types of outlets in the country. So this is an excellent choice since you could need both of these types of plug adapters. RELIABLE & DUAL PLUG - Type E in this pack has dual inputs. This CE Certified and RoHS Compliant SOUTH AMERICA - If you traveling to nearby countries in South America know that the Type I plug will work in Uruguay and Argentina while the Type E is used in Peru, Bolivia, Paraguay, Chile, Brazil, Uruguay, Suriname and Argentina. UNIVERSAL ADAPTER - This universal input will fit plugs in every country except Lesotho and Swaziland. Adapter plugs do not convert voltage, but necessary to adapt to correct outlet. You may need additional voltage converter with the adapter to power your device (hair dryer, laptop computer, coffee machine, electronics, etc...) if it does not have dual voltage options. GUARANTEED - Plug In Solutions guarantee is 100% Satisfaction or complete refund. CHECK PICTURES FOR BENEFITS - Plug In Solutions offers durable, high quality products you can rely on. Our listing are designed to help you find the product you need by specific location you are traveling so you do not find yourself without use to an important device you may need to power.