Push the throttle forward and pick up speed, pull it back for reverse. It has two distinct forward speeds. Push the bright yellow controller buttons to trigger realistic lights and authentic train sounds from the engine. The locomotive can also be controlled by the three yellow buttons on the top of the engine. Use the magnetic coupling on the locomotive to hook it up to any train you have. It has the power to take you on amazing adventures. The Brio RC Train, as with everything in the Brio system is engineered to work together for endless expansion and creative play options.