This HO scale diesel locomotive is perfect for model railroad enthusiasts who are fans of the Union Pacific, Conrail, and Santa Fe corporate roadnames. The locomotive comes with three different models: U.P. Locomotive 1467, CONRAIL 1639 LOCOMOTIVE, and TYCO ATSF SANTE FE 241. The locomotives are made of plastic and diecast material, and are vintage models. The locomotives are powered by DC and have an analog control system. The locomotives come in red, blue, and yellow colors, and are in good condition. Please note that they are sold as-is, and their condition is not described in this listing. This locomotive set is a great addition to any model train collection.