Experience the atmosphere of the London Underground with BRIO World's "Trains of the World" series! Discover the distinctive red, white and blue train that brings light and sound with it. Just push it forward and the sounds of the city and the lights of the train come to life. The set also includes a subway tunnel and two mini-dolls to complete the scene. This set is part of the BRIO World around the BRIO toys that grow with children and offer them an endless variety of creative play. It works with 2 LR44 batteries, which are included in the package.