The red Mould King crawler tractor combines sophisticated model building with interactive features. The set consists of 1698 parts and is equipped with four powerful motors that ensure a strong drive. Thanks to the robust crawler tracks, the model effortlessly masters various surfaces. In addition to realistic pneumatic functions, the model can be conveniently controlled via a smartphone app. An open driver's cab with fine details rounds off the technical design. This set is ideal for technology-enthusiast model builders and collectors who enjoy complex constructions.