Give your child the joy and education of a traditional inspired locomotive train set. SumacLife is proud to bring you the Rocky Mountain Train and Carriage Play Set; this set features a large 20pc battery operated train and carriage set with 4 cars and 16 rail sections. This set can be easily assembled and features authentic train sounds and real working lights, the layout size of this set is about 69” by 49.25inches and requires 4 AA batteries (not included).