The Lionel Large Scale Union Pacific Passenger Train Set is a pre-built model in 1:48 scale, perfect for collectors and enthusiasts aged 17 years and up. This set, from the German Era III (1949 - 1970), comes in its original box and features an analog control system, making it a nostalgic and classic addition to any train collection. The AC power type ensures smooth operation, while the O gauge size allows for easy display and enjoyment of this detailed passenger train set.