The Lionel The Polar Express Model No. 7-11925 is a 28-piece starter set that includes 2 passenger cars, a locomotive, tender, and enough track to form a 61 inch oval. This O gauge model railroad is themed around Christmas, featuring a black, blue, and gray color scheme. The set is powered by DC batteries and comes ready to go. It also includes special features such as light and sound functions, making it a fun and interactive toy for children ages 4 and up. The Polar Express franchise adds an extra touch of magic to this delightful model train set. In good used condition. Tested and runs.