800-5401 AR-2 Automatic Reverse Circuit with Adjustable Delay 1-3-Scale retro designed toy allows your

retro designed toy allows your child’s imagination to flow and helps improve their fine motor skills and spatial awareness

engineering and timeless design

F11 Spirax Valve

a time of great expansion for the railroads with the transcontinental route and the settling of the Wild West

Different light and sound functions

800-5401 AR-2 Automatic Reverse Circuit with Adjustable Delay 1-3-Scale retro designed toy allows yourBD 2 Block Occupancy Detector Current Sensing Details: The CIRCUITRON BD 2 is a highly sensitive integrated circuit block occupancy detector designed for reliable operation across virtually all model railway scales and track power systems, including most forms of command control. It detects the presence of locomotives and lighted rolling stock by monitoring current draw through the rails, providing accurate and responsive block occupancy indication.