Model: The unit has an mfx+ digital decoder and extensive operation and sound functions. It also has controlled, high-efficiency propulsion. The unit has a compact-design, maintenance-free motor. 2 axles powered. Traction tires. The triple headlights and dual red marker lights change over with the direction of travel, will work in conventional operation, and can be controlled digitally. The headlights can be turned off separately front and rear. The unit has the double "A" light function. Maintenance-free warm white and red LEDs are used for the lighting. The engineer's cab has interior details. The work platform can be raised, lowered, and turned in digital operation. It is controlled using the control knob on the locomotive controller. Function button F1 is used to select running of the unit or activation of the work platform when the unit is stopped. The double arm pantograph can be raised and lowered in digital operation. The pantograph does not pick up power from the catenary. The unit has a special drawbar for coupling the catenary construction car to the powered catenary maintenance rail car. The catenary construction car is loaded with rolls of cable and frames for guiding the cable. Total length over the buffers approximately 32 cm / 12-5/8".