Tip porters at your hotel or the airport around Rp2,000 per bag. Some larger banks are open on Saturday from 8.00 am to 12.00 pm Language Bahasa Indonesian is the official language, however numerous local languages are spoken throughout the islands, which vary according to different dialects. English is widely understood in tourist areas and to a very limited extent in rural areas. It's best to double check before plugging anything in. A torch is a useful item to have as power cuts do occur.
Plugs are two round pin.
Water Tap water is not safe to drink and ice cubes should be avoided. Bottled water is widely available. Health Reasonable medical facilities are available in major towns but once outside these areas, medical services tend to be very poor. Make sure that you have adequate health insurance that covers evacuation and consider inoculations against typhoid, cholera, Japanese encephalitis and hepatitis. There is a risk of malaria in many parts of Indonesia and it is recommended that you take advice regarding anti-malarials.