DIY Building Kit STEM Educational Engineering Assembly Toy Screwing Blocks Building Construction Toys Creative Fun Gift for Kids Upper 1x 5A 2S ESC

1x 5A 2S ESC

A mesh surface processed rough surface

Hole center to hole center : Approx 64 mm / 2

Operating Speed: (6

Operating Voltage Range: 4

DIY Building Kit STEM Educational Engineering Assembly Toy Screwing Blocks Building Construction Toys Creative Fun Gift for Kids Upper 1x 5A 2S ESCDIY Building Kit Screwing Blocks Building Construction Toys STEM Educational Toy Made of ABS material, no harm to your kids Age Range:> 3 years old A Productive, Learning Toy That Grows With Your Child. Designed to enhance your children's Science, Technology, Engineering, and Math skills. Give your children a gift that will last, that will be cherished, that will be played with countless times. Improve your kids' imagination and creativity by