We recommend you carry U.S. dollars (U.S. $) when traveling to Central America. The dollar exchange rate to the domestic currency is usually more beneficial than the euro. Also, in countries like El Salvador and Panama, is legal tender.
Enter in the amount box the quantity you want to convert, then select the currency of origin and destination. To find the convertion click on the icon of change. This will display the conversion of the amount indicated in the destination currency selected.