The most commonly accepted credit cards in Singapore are Visa, MasterCard and UnionPay. Restaurants, supermarkets and malls often require a S$20 minimum purchase in order to use a credit card. It's also not uncommon for taxi drivers to charge a 10% fee for credit card payments.
The standard voltage in Singapore is 230V. There is one plug type in Singapore: Type G.
It's recommended to have gotten the following vaccinations before visiting Singapore: Measles, Polio, measles-mumps-rubella, diphtheria-tetanus-pertussis, Chickenpox, and your yearly flu shot. Additional vaccinations you should get are Hepatitis A, Typhoid, Hepatitis B, Rabies and Yellow Fever. There are some rules regarding Yellow Fever and Rabies vaccinations before a trip to Singapore, so we recommend double checking with the CDC or your doctor for more information.
These are the holidays celebrated in Singapore: