The remote-controlled diesel locomotive by Mould King from the World Railway series offers a detailed building experience. The set consists of 1170 building blocks and depicts a yellow and grey locomotive in Union Pacific design. In addition to the motorized train, the scope of delivery includes a freight wagon with a red container, a mobile yellow crane, and a track set for an oval railway loop. The locomotive can be controlled either via the included remote control or a compatible smartphone app. This set is aimed at technology enthusiasts and rail vehicle fans.