Here are some of the features listed by ModelRailRoad news of Merlin Or in it's Jan 02 publication.
64" drivers, 66 SMPH at 12 volts with a simple DCC install and brass flywheel.
26 1/2 oz, cast metal chassis. Adjustable draw bar to negotiate 18"-recommend 22"
Hauled 205 oz on the draw bar(approx 51-4 oz cars)equivalent to 3 diesels in pulling power.
ELECTRICAL WHEELBASE.
Engineer's side, 1 pilot, 2 drivers. Tender
3 wheels.
Firemen's Side, 2 drivers, 2 trailers. Tender, 3 wheels.
Center two drivers on the rear engine are equipped with traction tires.
Walthers offers a one year warranty against
defects.
Must exchange engine. No vendor has been seleced to make repairs.