The product is in the shape of a steam train, but it does not have the “steam” function. When the train is in motion, there is no steam. · Battery used: Locomotive No. 5 battery x2. i6.33b01VbZ1VbZW0″ style=”box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; height: 4327.47px; position: absolute; top: 0px; visibility: hidden; width: 1211.98px; z-index: -1;”>.