This HO Scale Proto 2000 Series S1 Locomotive #23736 is a great addition to any model railroad enthusiast's collection. The locomotive is in its original box and has never been opened. It is a 1:87 scale and is compatible with HO gauge trains. The brand is PROTO 2000, known for producing high-quality model trains. This locomotive is perfect for those who are just starting their collection or for those who are looking to add a unique piece to their existing collection.