Model: The locomotive has an mfx+ digital decoder and extensive sound functions. It also has controlled high-efficiency propulsion with a flywheel, mounted in the boiler. 4 axles powered. Traction tires. The dual headlights change over with the direction of travel, can be controlled digitally, and will work in conventional operation. Maintenance-free warm white LEDs are used for the lighting. Length over the buffers 12.8 cm / 5".