3D Electric Gears Model Building Blocks Large Plastic Toy Set Reusable Interlocking Spinning Gears Building Educational Toys

Name: Electric track building block park Pieces: as shown Material: PP and electronic components Power supply: one car, two building blocks (not included) feature: 1. Exercise hand-eye coordination, cultivate creativity, improve intelligence, and enhance expression ability 2. Interesting and educational 3D puzzles, children can play easily and safely by themselves (if the child is under three years old, it needs to be operated under the supervision of an adult) 3. Help babies get familiar with colors, develop motor skills and imaginative games, cultivate self-confidence, exercise training accuracy, purpose and hand-eye coordination. 4. The material is safe, non-toxic, odorless, formaldehyde-free and BPA-free. weight:249cs(1400G )/263pcs(1500G) with box