Model of the German State Railroad (DR) tank locomotive, road number 99 5631, used on the Spreewald Railroad. The model has prototypical Era III paint and lettering. It is equipped with a powerful Bühler driving all of the wheel sets. Traction tires. The model has an mfx/DCC digital decoder. The headlights change over with the direction of travel and can be controlled digitally. The model has a variety of sound functions such as steam locomotive operating sounds, a whistle, and much more. Length over the buffers 33 cm / 13".