Set contents: 1 tank locomotive, 1 passenger car, 3rd class, 1 low side cars, 12 section 5922 curved track, 2 sections 5903 straight track, 1 each 32 VA/2 amp transformer, 1 figure of a locomotive engineer, 1 figure of a fireman, 1 no. 5654 feeder wire set with clips, 1 no. 56031 track clip set. Locomotive features: Three-axle tank locomotive with multi-color paint scheme. Rear axle with traction tires powered directly from the motor. The other two axles are powered by means of side rods. Detailed valve gear. Built-in electronic circuit for operation with AC power or Märklin DELTA and Digital. Replacement electronic circuit board for operating the locomotive with DC power included. Headlight on the front that varies in brightness with the speed of the locomotive. Built-in smoke generator with a switch in the engineer's cab to turn it on and off. Car features: 1 low side car with removable side walls. 1 passenger car with 2 built-in rows of seats, side walls with multi-imprint design, doors at the ends that can be opened, and a removable roof. Both cars have spoked wheels. Minimum radius for operation is 600 mm / 23-5/8*. Train length approximately 86.0 cm / 33-7/8*. Space required for the oval of track is 135.0 cm x 165.0 cm or 54* x 65*.