The Double Train Express HO Scale Electric Train set features 90" x 46" of track layout and a separate 38" circle layout. It comes with an F7 diesel and a 0-4-0 steam locomotive each with seven cars! You can create your own scenery with tunnel, grass mat, lake paper, path material, shrubbery, railroad and street signs and more. The bridge and piers create over and under thrills, and an operating crossing gate raises and lowers as the trains pass by. The tracks snap together in minutes for a low-frustration beginning to this great hobby! Two UL-listed power packs feature forward and reverse motion. Measures 36"L x 3.5"W x 20"H.