Mould King 10211 Radial Aircraft Engine Model Kit 1147+ Pieces Building Set with Motorized Function,STEM Toy Gift for Adults

Authentic Radial Engine Replica Build a lifelike model of a radial aircraft engine with 1147+ precision pieces. Features rotating cylinders, working pistons, and dynamic movement powered by a motor. Motorized for Realistic Movement Includes an electric motor to simulate real engine operation-watch as the crankshaft turns and the pistons fire in perfect sequence. Educational STEM Experience Great for teens, students, and hobbyists who love aviation, engineering, or mechanical systems. Learn the fundamentals of internal combustion and rotational motion. Compatible & Expandable:All MOULD KING building sets are compatible with most mainstream brick brands, offering endless customization and creative expansion for builders of all skill levels.the building set promotes mechanical knowledge, logical thinking, and hands-on skills. Perfect for Display or Gifting:Whether you're a collector, hobbyist, or looking for a unique gift, MOULD KING sets offer a satisfying building experience and make impressive display pieces., Manufacturer: MOULD KING