• [V8 Engine Model]: Mould King 10219 Model kit features a high-performance XL motor and battery box (6×AAA required, not included). Its ingenious design enables observation of powertrain operation, precise piston movement, speed adjustment through pushing lever, and chain tightening through buttons—offering an immersive exploration of mechanical principles.
• [STEM Educational Toy]: Assemble 2718 pieces precision-engineered blocks to enhance hand-eye coordination, logical thinking, and creativity. The building blocks sets are organized into numbered step-by-step packages with detailed 3D illustrated instructions to simplify the building process. Ideal for family bonding or classroom STEM projects.
• [Premium Quality Material]: The building toys sets are crafted with durable ABS material—smooth and rigorously tested. Tight interlocking modules ensure a robust build, delivering long-lasting performance for immersive engineering exploration, providing a secure building experience for young engineers.
• [Collectible Gift]: The Mould King building sets are elegantly packaged in a gift-ready box, perfect for ages 14 , car enthusiasts, or aspiring engineers. A standout choice for birthdays, holidays, or STEM-themed celebrations. Combines educational value with display-worthy craftsmanship.
• [Interactive Display Tool]: Completed model boasts 2 rotating central fans, simulated turbocharging effects, and 1:1 realistic drivetrain operates. Doubles as a dynamic desktop centerpiece or educational decor, blending mechanical artistry with STEM inspiration. Requires 6 AAA batteries (not included) to get it running.