DIY Building Block 1:20 Full-Function Crawler Excavator – Simulates the structure of a real excavator. Equipped with a power kit, it unlocks more ways to play, featuring rich movable mechanical details. Experience the structural logic of construction site operations: the body can rotate 360°, the mechanical boom and arm can swing up and down, and the bucket can be remotely controlled for digging. Immerse yourself in the charm of engineering machinery. Once assembled, it can serve as a unique home decoration piece – an excellent choice for engineering machinery enthusiasts and building block collectors.