The large set consists of: Railroad 379 cm long. Trains with carriages. Quarry, around which the main plot develops. The uniqueness of this series is in its functionality: The stones are loaded into the car using a special lifting mechanism. Game functionality allows you to transfer the train to another branch. Includes remote control to control the train from a distance. The train is powered by 3 AAA batteries (the third is located on top). The remote control is from 2 AAA batteries. Not included in the set. Road, and trains are compatible with other sets from this collection, due to which, you can create your own game models. The collection is constantly updated.