UNION PACIFIC One of the most iconic and beloved faces of railroading is back in some classic paint schemes! Locomotives are available as powered AA sets, with both units powered and with smoke and sounds in the lead unit. Additional powered and SuperBass B units are available separately for those who want more power and sound! AA Sets include two Powered F7 A units Legacy and Bluetooth Control Smoke in both locomotives LED Lighting Road specific details Sound in lead unit only Front Electrocouplers PRODUCT SPECIFICATIONS Rail Line: Union Pacific Road Number: 1469 Gauge: O Gauge Power: Electric Engine Type: Diesel Min Curve: O31 Dimensions: Length: 13" each (26" AA Sets) Most Recent Catalog: 2022 Big Book WARNING: CHOKING HAZARD - SMALL PARTS! NOT INTENDED FOR CHILDREN UNDER 3.