Power plugs & voltage in South America
Across South America's 12 countries, the most common socket standard is Type A (5 countries). Here is every one, color-coded by the plug it uses. Most also accept the Type C Europlug.
Mains voltage in South America
South America is mixed: 7 countries run on 230 V (220-240) and 5 on 120 V (100-127). Single-voltage devices need a converter where it differs from home.