Model: The locomotive comes with a digital decoder and a controlled miniature can motor. 2 axles powered. 2 track adhesion magnets for greater pulling power. Separately applied metal grab irons. The locomotive has dual headlights the will work in conventional operation and can be controlled digitally. The upper headlight does not work. The acceleration / braking delay can be controlled with a Control Unit or Märklin Systems. Length over the buffers 7.4 cm / 2-15/16".