Prototype: German Federal Railroad (DB) class 5810-21, 2-10-0 wheel arrangement, built starting in 1919 for the Prussian State Railroad Administration (P.St.E.V). Use: Heavy freight trains. Model: The locomotive and tender are constructed mainly of die-cast metal. The locomotive has a built-in digital decoder for operation with DCC, Selectrix, and Selectrix 2. The locomotive has a motor with a flywheel, mounted in the boiler. The locomotive and tender are close coupled. 5 axles powered by means of side rods. Traction tires. Length over the buffers 116 mm / 4-9/16". Also goes by analogy. One time series - sold out by the manufacturer, availible in very smal quantities.