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Digitrax DN166i2
Use it for wind and water erosion examples
DCC Medium Plug with 1 ‘ Harness
It will work tethered with any NCE system
Circuitron 800-5501 BD-1 Optical Detector Layout Wiring Digitrax DN166i2Circuitron 800 5501 BD 1 Optical Detector Tiny Opto Sensors detect train movement. Sensors mount between the rails and activate circuitry when shaded from a passing train. Independent of track power, rolling stock requires no modifications. Sensors fit between ties and may be ballasted over in most cases. Circuitry is extremely sensitive and will operate properly under very low levels of room light. Positive indication whenever a section of a layout
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