The Lionel 6-18043 is a semi-scale Hudson locomotive and tender featuring C & O (Chesapeake & Ohio) streamlining. This model leverages Lionel TrainMaster Command Control (TMCC) and uses O Gauge track. Key traits include die-cast construction, operating headlight, smokestack, and electro-couplers. It also incorporates RailSounds technology, for realistic audio performance. Additional elements include separately applied metal details, cab glass windows, and engineer and fireman figures. This advanced locomotive offers precise control and is built with the attention to detail Lionel is known for.