Model: The locomotive has a digital decoder and extensive light and sound functions. It also has a controlled high-performance motor with a flywheel, mounted in the boiler. Four axles are powered, three of them via coupling rods. Traction tires are fitted. The locomotive and tender are made mostly of metal. The factory-installed smoke generator with speed-dependent, dynamic smoke exhaust can be controlled digitally. The headlights, with one lamp on the loco and tender, change over with the direction of travel. They will work in conventional operation and can be controlled digitally. The cab lighting, number display lighting, and firebox flickering can be controlled separately in digital operation. Maintenance-free warm-white and red LEDs are used for the lighting. A buffer capacitor is fitted. There is an adjustable close coupler with a guide mechanism between the loco and tender. The tender has a close coupling with a guide mechanism and an NEM pocket. There are seated figures of a locomotive engineer and fireman in the cab. Piping for the area below the cab is included separately for installation on the locomotive. Length approx. 31.3 cm / 12-5/16". Matching Southern Pacific freight cars are available in the Trix H0 range as item 24915 or in the Märklin H0 range as items 45667 and 45707 and include information about the necessary replacement wheel sets. An AC version of this model is available in the Märklin H0 range as item 37983