This is a model of the RhB "Heidi" steam locomotive in the version as it currently looks as a museum locomotive still in use. The paint scheme and lettering are prototypical for Era VI. All of the driving wheels are driven from a powerful ball bearing mounted Bühler motor. The locomotive has traction tires. It is equipped with an mfx/DCC decoder with many light and sound functions such as digitally controlled Swiss headlight / marker light changeover or steam exhaust synchronized with the wheel motion. The locomotive has many separately applied details and cab doors that can be opened. Length over the buffers 35 cm / 13-3/4".