The Lionel The Polar Express COMPLETE Ready To Play Battery Train Set 7-11803 is a meticulously crafted train set featuring a colorful design inspired by the popular Polar Express franchise. With a scale of 1:48 and a gauge of O, this pre-built set includes all the essential components such as a train, tracks, remote control, and sound function. Made of plastic and powered by DC, this 2021 release is perfect for children aged 4 years and up who enjoy playing with trains and creating their own little Christmas magic. The set also includes digital control system for added convenience and fun.