The electric supply is 220V with 50Hz frequency.
It is safe to drink tap water in Sarajevo.
Currency in BiH is Convertible Mark. The international abbreviation for currency is BAM, while KM is used locally (1.95 KM = 1 Euro). You can exchange your currency in any bank or post office. Banks are generally open from 08:00 to 18:00 on working days, and from 09:00 to 13:00 on Saturdays. Main post office is open from 07:00 to 20:00 from Monday to Saturday.
Sarajevo is well connected with a network of trams, trolley-buses, buses and minibuses. The one-way ticket for an inner-city zone is 1,6 KM if you purchase it in a kiosk and 1,8 KM if you purchase it with a driver. The ticked must be punched as soon as you enter the vehicle. Failure to do so will result in a fine, on the spot. The bus line connecting airport with Baščaršija runs several times per day and it costs 6 KM (3 Euros) one way.
Sarajevo has one of the cheapest taxi services in Europe. Several private taxi companies operate in the city 24 hours a day. For example, taking a taxi from Sarajevo Airpost to the city centre will cost between 17 and 20 KM. All vehicles use the taxi meter.