They have separate inputs and outputs so they can be daisy chained

and a lot of detail is packed into the small footprint

Expanded Startup and Shutdown sequences

Here is a kit to build a G Scale track inspection kit

and could also be found down on the farm

Atlas 40002580 N Great Northern VO-1000 Diesel Locomotive #5333 ProductID_11508872 They have separate inputs andThis is an Atlas 40002580 N Great Northern VO 1000 Diesel Locomotive #5333. It features NCE Decoders, directional lighting, step guards and exhaust stacks as appropriate per railroad, blackened metal wheels, factory equipped with AccuMate knuckle couplers, and slower speed motor for closer to scale speeds. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Atlas Model Number: 40002580 Road Name: Great