This Bachmann Spectrum Magnum HO train control hobby transformer power supply is a must-have for any model railroad enthusiast. It delivers reliable DC power with a voltage of 120V, making it perfect for running your HO gauge trains. The control system is analog, which provides a classic feel to your layout. The transformer is made of durable plastic and comes in a sleek gray color. It is compatible with all Bachmann HO scale locomotives and rolling stock, ensuring that you can power everything in your collection.