This is a Dr. Seuss Grinch Holiday Express 36 Pc Train Set Series 1 Special Edition from 2021. The set includes a Box Car, Locomotive, Caboose, and Track. It is designed for ages 8-11 and features a Christmas theme in a G gauge. The train set is powered by DC and manufactured by Ruz using plastic material. It is an analog control system. Set is complete and tested/works.