ROKR Industrial City Series-3D Puzzle Oil Pump Jack,3.5H Build Time,Motorized&LED Lighting,Modular Puzzle for Adults&Teens

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• [DYNAMIC]Assemble a detailed 3D model of a classic oil pump jack, featuring a crank-driven walking beam that realistically mimics the iconic oil extraction motion for an immersive industrial display.
• [MOTORIZED]Powered by a smooth motor with worm gear transmission, this modular kit includes drive, beam, and lighting modules—requiring 3.5 hours to build—making it an engaging hands-on project for teens and adults.
• [4-LED SCENE]Includes a 4-light system with a breathing lamp, oil tank light, boiler light, and base light that create a vivid operating scene, highlighting miniature details like pressure valves, balance weights, and steam boilers.
• [EXPANDABLE]Part of the ROKR Industrial City Series, this model can connect and combine with other sets in the collection for unlimited expansion, allowing you to design and build your own miniature industrial landscape.
• [DISPLAY]This product comes with clear instructions, it promotes STEM learning in mechanics and engineering while serving as a unique decorative piece for home, office, or classroom display.