Mould King 17087 Oil Field Model Building Blocks, 840 Pieces with Powered and Movable Mechanisms, Engineering Series, Ages 8+, for Kids and Adults

[Realistic Oil Drilling Facility Replica] This 1/20-scale oil field model faithfully recreates the mechanical structure of an actual oil drilling facility. Featuring a movable pump arm and a fully functional drive system, it fully captures the industrial appeal of oil mining. The set includes 840 high-quality blocks, as well as a motor and battery box for moving the pump arm, providing a more realistic experience. [A Perfect Collector's Item] This model combines realistic looks with practical technology. The pump arm moves up and down, and the chain drive system replicates the working process of an actual oil field. The orange-gray color scheme and sturdy base platform create a realistic industrial environment. Perfect for technology enthusiasts looking for an immersive building and play experience. [A Perfect Building Experience] This toy set includes numerous blocks, all neatly organized and carefully packaged. The included assembly instructions allow you to start from any step. It's compatible with most similar blocks on the market and is highly expandable. It's the perfect home learning game for everyone. Playing with your kids will be a wonderful time for parents and children. [STEM Toy] This building block set is perfect for children ages 8, 9, 10, 12, 14 and up, teenagers, and adults. It cultivates children's hand-eye coordination, divergent thinking, and problem-solving skills, stimulating creativity and brain development. Its affordable price and easy assembly make it the perfect gift for birthdays, Children's Day, Christmas, New Year's, Easter, summer camp, back-to-school celebrations, and more. [High-Quality Colorful Box] All of our products are machine-inspected and triple-tested before being packaged. If there are any missing parts in the assembly kit, please contact us and we will send you the missing parts. Thank you in advance.