The Changi Airport Skytrain is an automated people mover (APM) that connects Terminals 1, 2 and 3 at Singapore Changi Airport. Opened in 1990, it was the first driverless and automated system of its kind in South East Asia. The Changi Airport Skytrain operates from 05:00 to 02:30 daily. Traveling on the Skytrain is free and an inter-terminal journey takes approximately four minutes. With the opening of Changi Airport MRT station on 8 February 2002, the Skytrain is able to connect passengers at Terminal 1 to the MRT station entrances located at Terminals 2 and 3.