Model: The loco has a built-in digital decoder and sound generator for operation with mfx and DCC. It also has a motor with 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, and there is cab lighting. All of the lighting can be controlled digitally. A close coupler mechanism is fitted. Separately applied grab irons. The headlight changes over with the direction of travel in analog operation. The cars have a close coupler mechanism and are prepared for the retrofitting of interior lighting. The set includes a Mobile Station, a track connection box, a switched mode power pack 230 V/30 VA, and an oval of track with curved tracks of radius 2. Space required: 90 x 47 cm / 35-3/8" x 18-1/2". Total length of the train over buffers is approximately 407 mm / 16-5/8". Compatible interior lighting: “Warm White” LED Interior Lighting Kit (item 66616).