Features: Hand crank generator motors set will not hurt your child's hands, making it safe to play.
This hand generator motor assemble kits can improve children's hands-on abilityand guide children to understand scientific principles.
Our physical experiment kits enhances the promotes thinking skills.
Creative physical model offer a fun and educational way to explore the wonder of science.
This Assembling science toy is guaranteed to spark curiosity and inspire a love of science for students.

Specifications: Component: Metal, Plastic
Package Size: about 13x17cm/5.12x6.69''

Package Includes: 1 Set Hand Crank Generator Motor Kits

note: Please allow 1-3cm errors due to manual measurement.
Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.