Model: This locomotive is completely new tooling. The running gear with the main frame and locomotive body are constructed of metal. The locomotive has many separately applied brass parts and separately applied metal parts such as grab irons, metal signs, windshield wipers, etc. The locomotive has a DCC digital decoder, extensive sound functions such as running sounds that vary with the speed, a locomotive whistle, warning horn, compressed air being released, vent sounds, and much more. The locomotive can be operated with AC, DC, Märklin Digital, and mfx. The locomotive has a built-in buffer capacitor, whose parameters can be adjusted. It also has two high-efficiency motors with drive to all axles and a high level of pulling power. The LED white headlights / red marker lights change over with the direction of travel, will work in conventional operation, and can be controlled digitally. There is white LED lighting in the cabs that changes over with the direction of travel and that can be turned off. All of the vents include sound. They are prototypically driven and can be turned off. There is smoke exhaust from all of the exhaust stacks and it can be controlled electrically. The engine room lighting / corridor lighting can be controlled. The engine room and cab interior details are modelled. The cab doors can be opened, and Cab 1 has a figure of an engineer. The buffer beams have sprung buffers and separately applied brake lines. There is a factory-installed, electrically working Telex coupler at the back of the locomotive. The front has a prototype coupler. Each factory-installed type of coupler can be replaced by the other type, which is included with the locomotive. Gloves are included with the locomotive.Minimum radius for operation 1,020 mm / 40-3/16". Length over the buffers 71.9 cm / 28-5/16".Weight approximately 9.2 kilograms / 20 pounds, 4-1/2 ounces.