This DEWENWILS 200W Low Voltage Transformer is a great addition to your electrical equipment and supplies. With its 3 independent control outputs and timer, it offers both convenience and flexibility. It is designed to be used with a primary voltage rating of 120V and a minimum operating frequency of 60Hz. The transformer has a black color and is manufactured in China. The turns ratio is 2:00. It is perfect for use in a variety of settings, including business and industrial applications.