Model: The locomotive has an mfx+ digital decoder and extensive sound functions. It also has controlled high-efficiency propulsion with a flywheel, centrally mounted. 4 axles powered by means of cardan shafts. Traction tires. The triple headlights and 1 white marker light (Swiss headlight / marker light code) change over with the direction of travel, will work in conventional operation, and can be controlled digitally. When the locomotive is running "light", the lighting can be switched to 1 red marker light or 2 red marker lights when running "light" in Germany. The headlights at Locomotive Ends 2 and 1 can be turned off separately in digital operation. When the headlights are off at both ends, the double "A" lights are on at both ends as a red emergency light. The locomotive has long-distance headlights, cab lighting, and engine room lighting, each of which can be controlled separately in digital operation. Maintenance-free warm white and red LEDs are used for the lighting. The locomotive has separately applied metal grab irons. The couplers can be replaced by end skirting included with the locomotive. Length over the buffers 17.1 cm / 6-3/4".

Prototype: Swiss Federal Railways (SBB), SBB Cargo Business Area, class Re 420 electric locomotive. Special adhesive covering for the anniversary "175 Years of Swiss Railroading". Road number Re 420 251-1. The locomotive looks as it currently does in 2022.