In Rotterdam, as well as in all the Netherlands and many other countries of European Community the accepted currency is Euro (EUR, €), no other currencies are commonly accepted, so you will have to change your dollars, sterling, yens, etc to Euros.
like the rest of the Netherlands operates on a 220V/50Hz electrical system. The sockets in the wall require plugs with two narrow cylindrical prongs (also called type F).
Visa and Entry
Whether a tourist requires a visa to enter the Netherlands all depends on his or her nationality. Citizens of the United States, Canada, Australia, New Zealand, and dozens of other countries are allowed to spend up to 90 days in the Netherlands without a tourist visa.
Rotterdam has an excellent public transport system, provided by the RET. You can get all over the city by bus, tram and metro. In order to travel by public transport, you will need a valid public transport card, known as the ‘personal OV-chipkaart’ or the Tranzer app.
Airlines that fly to Rotterdam. Skyscanner allows you to find the cheapest flights to Rotterdam (from hundreds of airlines including Delta, KLM, British Airways (BA)) without having to enter specific dates or even destinations, making it the best place to find cheap flights for your trip.
On an average weekday, there are 104 trains per day travelling from Rotterdam Centraal to Schiphol Airport. You can buy tickets as you board any bus, most trams or from the machines at any metro station. These are however rather expensive, a single journey (actually you can travel for an hour with this ticket) in Amsterdam will cost €2.90 compared to around €1.20 if you pay by OV Chipkaart.
you are able to using (Sixt mydriver) taxi alternative in Rotterdam to visiting the second largest city in the Netherlands.
The smart-card system, the OV–chipkaart, is now in use throughout the Netherlands as the official transport payment system for the metro, bus and tram. There are two types of cards (EUR 7.50): anonymous, which anyone can buy from the OV-chipkaart machines or station, or personal, which you can apply for online.
Travelling with medication
You’re allowed to carry the following in your hand luggage: essential medicines of more than 100ml, including liquid dietary foodstuffs and inhalers.
You can find the rules for travelling with medicines on the Tax and Custom Administration’s website.