Model: The locomotive and tender are constructed mostly of metal. The locomotive has a digital decoder and extensive light and sound functions. It also has controlled high-efficiency propulsion with a flywheel, mounted in the boiler. One axle powered, two axles driven using side rods. Traction tires. Dual headlights change over with the direction of travel, will work in conventional operation, and can be controlled digitally. The emergency light on the smoke box door can be controlled separately in digital operation. The cab lighting and the flickering of the fire in the firebox can also be controlled separately in digital operation. Maintenance-free warm white and red LEDs are used for the lighting. The locomotive has a factory-installed smoke unit, which will work in conventional operation and can be controlled digitally. There is an adjustable coupling with a guide mechanism between the locomotive and tender. There is a close coupler with a guide mechanism and an NEM pocket on the tender. The minimum radius for operation is 360 mm / 14-3/16″. Various details such as access steps, brake hoses, piping, and prototype coupler imitations are included for installation on the locomotive. Length over the buffers approximately 24.5 cm / 9-5/8″.