Model: The model is finely detailed and has fully functional valve gear and drive/side rods. The imitations of brakes, sanding pipes, and track clearance devices are modelled. The locomotive has a motor with a bell-shaped armature. All driving axles are powered. Maintenance-free warm white LEDs are used for the headlights and they change over with the direction of travel. The locomotive has inset cab windows. Length over the buffers 74 mm / 2-7/8".