The Athearn RTR CF7 Santa Fe #2572 is a pre-built HO scale model of a diesel locomotive featuring digital control system with DCC fitted technology. This replica of the CF7 locomotive in yellow and blue colors is ready to go for model railroading enthusiasts aged 8 years and up. Made of plastic and metal materials, this Bo-Bo wheel configuration locomotive is a detailed representation of the Santa Fe railroad, perfect for transportation-themed layouts. With its 1:87 scale and 2-rail-2-conductor system, this Athearn model offers a realistic and immersive experience for collectors and hobbyists alike. locomotive is used but in great condition. Has been tested and all functions work. Does not have paperwork. International buyers are responsible for all International shipping and import fees.