Prototype: Swiss Federal Railways (SBB) electric locomotive, road number 11139 (class Re 4/4 II). B-B wheel arrangement, Built starting in 1967 for the SBB. The locomotive looks as it did in 2015. Fire red basic paint scheme, with rectangular lamps and a double-arm pantograph. Use: Fast passenger trains.This model has been updated. The locomotive has a built-in digital decoder and a sound generator for operation with DCC and Selectrix. The motor has a flywheel. 4 axles powered. Traction tires. The headlights and marker lights change over with the direction of travel. Warm white LEDs are used for this lighting (the marker light can be switched over and turned off) and there is cab lighting. All of the lighting can be controlled digitally. Length over the buffers 93 mm / 3-5/8".