Motorized Train Set and Tracks Building Blocks 77pcs - Battery Operated - Compatible with Lego Duplo Train Set Parts Features an Interactive Multi-Colored steam train with real Lights & Sounds, station with ticket window and clock, fueling pump, Lego Duplo Train Set Compatible and more than 50 Inch of track Load the figures aboard the steam train and take a ride Fuel up the train and chug down the tracks Buy a ticket at the station Exciting for Kids Ages 3 and Up. Made from Sturdy Non-Toxic Recyclable ABS Plastic Battery Operated - Requires 3 AA Batteries (not included).