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506343 is a Lego Technic set from the year 2020. It consists of 412 pieces and is designed for kids aged 8 and up. The set is a 4-in-1 model with a dump truck, container truck, excavator and crawler crane each with realistic, automatic movement and sound functions. The set comes with two Power Functions L-motors for motorizing the truck, excavator and crane, as well as a Medium Motor for operating the attachment and a Button to switch between 3 different control modes. The set also comes with a Control+ 8-button remote control which can be used to operate all 4 models, making it a great educational tool for introducing children to coding and robotics. Lastly, the set can be easily transformed between the 4 models in under a minute, allowing for endless building and play possibilities.