a flat fee of S/. 3.50 (3.50 new soles, approximately US$0.89) for regular commuters. This originally was S/. 1.50, but it was raised in December 2012 to S/. 2.00, got raised again so that by February 2015 (or earlier) it became S/. 2.50. And in 2022 it got raised again to S/. 3.50. The card can be bought at a vending machine, which is available on every station, and will cost S/. 4.50. It can be charged up to S/. 100.00. The machines accept both coins and bills, but payment with bank cards (either debit or credit) is not possible. There are separate Electronic Prepaid Cards available for students, either for university or for normal schools. These can only be obtained through a sales office, and are put on name. These are charged a lower rate, but can be recharged at the same vending machines. Firefighters as well as members of the police are not required to pay and do not have to possess any of these cards. Buses The buses are powered by natural gas, purchased from Chinese manufacturers King Long and Bonluck. These articulated buses are long and can carry up to 120 passengers. The system uses about 300 of these gray-colored buses. Smaller buses are used as feeders to each of the main stations (Naranjal, Estacion Central and Matellini). Those painted yellow can carry up to 80 passengers, while orange ones can only carry 40. See also Lima Metro List of bus rapid transit systems References External links Official Web Page of Metropolitano BRT (in Spanish) Public transport in Peru Transport in Lima Rapid transit in Peru