Model: The locomotive comes with a digital decoder and controlled high-efficiency propulsion. The locomotive has a special can motor with a flywheel. 4 axles powered, 4 traction tires. The dual headlights and dual red marker lights change over with the direction of travel, will work in conventional operation, and can be controlled digitally. The marker lights as well as the acceleration and braking delay can be controlled with a Control Unit or Märklin Systems. The headlights / marker lights are maintenance-free LED's. The pantographs are mounted on free-standing frames. The locomotive has numerous separately applied grab irons. Realistic brake hoses and reproductions of couplers can be installed on the buffer beams. Length over the buffers 17.5 cm / 6-7/8".