They are pre-wired and include bulbs

This is a Miniatronics 100-N01-01 Incandescent Lamp Flasher Circuit Board

The Trainz SKU for this item is P12280122

The Trainz SKU for this item is P11493309

Here is a Kato 106-6117 N Scale Pacer MAXI-IV Double Stack Car (Set of 3)

Athearn 91021 HO No Zone Consolidated Freightways Ford C & 28' Wedge Trailer ProductID_11393579 They are pre-wired and includeThis is an Athearn 91021 HO No Zone Consolidated Freightways Ford C & 28' Wedge Trailer. This item displays a plastic construction. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Athearn Model Number: 91021 Road Name: Consolidated Freightways MSRP: $29. 99 Scale Era: HO Scale Model Type: Vehicles The Trainz SKU for this item is P12039927. Trainz Product Id: 12039927