Intricately Detailed Durable ABS BodyDie-Cast Truck Sides, Pilots and Fuel TankMetal Handrails and HornMetal Body Side Grilles(2) Handpainted Engineer Cab FiguresAuthentic Paint SchemeMetal Wheels, Axles and Gears(2) Remote Controlled Proto-CouplersO Scale Kadee-Compatible Coupler Mounting PadsPrototypical Rule 17 LightingDirectionally Controlled Constant voltage LED HeadlightsLighted LED Cab Interior LightIlluminated LED Number BoardsLighted LED Marker Lights(2) Precision Flywheel-Equipped MotorsOperating ProtoSmoke Diesel ExhaustOnboard DCC/DCS DecoderLocomotive Speed Control In Scale MPH IncrementsProto-Scale 3-2 3-Rail/2-Rail Conversion Capable1:48 Scale ProportionsProto-Sound 3.0 With The Digital Command System Featuring: Freight Yard Proto-EffectsUnit Measures:17 1/2″ x 2 1/2″ x 4 5/16″Operates On O-42 Curves