A model of a 4-car commuter train set in Yokosuka color. - Model: J.N.R. Commuter Train Type 72/73 'Yokosuka Color' - Included: Instruction manual, warranty - Number of cars: 4-car set - Product number: 92218 I am not familiar with this product, so I will not be able to answer any questions. I have not tested its operation. Please refrain from purchasing if you are overly concerned about details. Thank you for viewing.