The Nice Rapido Union Pacific RR SW-9 Switcher Engine #1826 is a ready-to-go pre-built model replica of a Union Pacific switcher locomotive. This locomotive features a yellow and grey color scheme with a Bo-Bo wheel configuration and is made of plastic. It is designed for a scale of 1:87 and is equipped with DCC and sound functions, making it a realistic addition to any model railroad layout. The engine is operated using an analog/digital control system and is suitable for collectors and enthusiasts aged 17 years and up. This locomotive is new from the factory.