Model: The locomotive frame is constructed of die-cast metal. The locomotive has a built-in digital decoder and sound generator for operation with mfx and DCC. The motor has a flywheel, 4 axles powered, and traction tires. The headlights and marker lights change over with the direction of travel, warm white LEDs are used for the lighting, there is cab lighting, and the locomotive lighting can be changed digitally. The passenger cars have close coupler mechanisms, and interior lighting can be installed in the cars. A Mobile Station, track connector box, a 230 volt / 30 VA switched mode power pack, and an oval of track with Radius 2 curved track is included with this set. Required space for the layout: 90 x 47 cm / 36" x 19". Total train length over the buffers approximately 342 mm / 13-1/2". The set can be expanded with the entire Minitrix concrete tie track program. The lighting kit to go with the passenger cars: 66638 LED lighting kit. Spare parts for our articles can be found here in our spare parts search.