Euros - sign: €; code: EUR
You will need to bring some money with you to cover any personal expenditure (eg extra snacks, evening beverages etc.)
Summer days are long with it often staying light until 22:30 and temperatures reaching 25-30°C (77-86°F), intermingled with occasional colder drizzly days.
Rainfall is common throughout the year, even in summer, so bring a waterproof jacket with a hood and some warmer clothing for those days.
220 volts AC, 50Hz. European plugs with two round pins are standard.
More about Belgium
... from Wikipedia