Product information: Ability Training: emotion, vision, intelligence development, crawling, hands and brains, grasping, sensory, hand-eye coordination, other ability training, interactive toys, hearing, parent-child communication, interest training Color: 238 Christmas rail car Applicable people: unlimited Features: electric rail car Applicable age: Teenager (7-14 years old) Toy material: Plastic Size: The battery is installed in the coal compartment, with a track length of 276cm, a track diameter of 88cm, and a front end of approximately 16.5