Since this is an older model, no guarantees strictly as is, I have never run it or tested it. Please be the judge by pictures. I am sure that the battery has to be replaced. This is from my private collection. Any questions please don’t hesitate to ask. Thanks for looking The MTH Premier MT-2045LP Burlington Northern EMD SD60M Diesel #9291 is a highly detailed model of a diesel locomotive manufactured by MTH in the United States. Designed for O gauge model railroads, this locomotive features realistic details and is a great addition to any train enthusiast's collection. With its high quality construction and accurate representation of the Burlington Northern railway, this model is sure to provide hours of enjoyment for enthusiasts of all ages.