Features include a high performance pittman motor, works with any standard AC transformer, a constant voltage headlight, an operating smoke unit, an operating firebox glow and protosound digital sound package designed by QSI. This locomotive does not include DCS (Digital Command System) features because it has ProtoSound 1.0.Only locomotives with ProtoSound 2.0 and ProtoSound 3.0 include DCS functions. All original: minute scratches and paint nicks; no rust or missing parts; no distortion of parts. Standards for all toy train related accessory items apply to the visual appearance of the item and do not consider the operating functionality of the equipment. Condition and Grading Standards are subjective, at best, and are intended to act as a guide. Minor abrasions, creases, small tears, color changes, soiling. The Trainz SKU for this item is 5230725. Please note, after seven days our systems may automatically re-list unpaid items. Learn more by reviewing our policies. Explain why the item does not meet your expectations and how you would like us to handle the issue. If your item has been damaged try to include a photograph of the actual damages. We'll do our absolute best to make you happy. Make sure to include your contact and order information when you return your items. Contacting Trainz provides us a chance to resolve your issue while allowing you to keep the item.