Experience seamless train operation with the Circuitron FL-2 Circuit Board, an essential component for model railroad enthusiasts. Designed to function with AC or DC power sources, this alternating flasher is a reliable solution for signaling train direction and enhancing your model train setup.The FL-2 model, with its versatile 10 V voltage compatibility, offers broad compatibility with various model railroad systems. Crafted by CIRCUITRON, a trusted name in model train accessories, this flasher is a straightforward addition to your existing circuitry, ensuring smooth and efficient train control.