Model: The locomotive and tender are constructed of die-cast metal.
The locomotive has a can motor with a bell-shaped armature and a flywheel, built into the boiler. It has a built-in digital decoder and sound generator with the formats for DCC, Selectrix, and Selectrix 2. There is a close coupling between the locomotive and tender. 3 axles powered through side rods. Traction tires. The locomotive has a built-in smoke generator. There is a flickering fire box light done by means of processor-controlled LEDs (red-orange). The triple headlights and engineer's cab lighting are warm white LEDs. Also included is a book about the S 3/6 with a chapter about road number 18 612 and a ticket to enter the DDM in Neuenmarkt-Wirsberg.
Length over the buffers 144 mm / 5-5/8".