Diy Hand Crank Generator Educational STEM Toy

• Toy for kid exploratory learning of science and physics
• Conducive to the intellectual and interest of developers
• High quality, new version, new style
• Safe and reliable quality
• A wonderful gift for your children.

SPECIFICATIONS:

Materials: wooden parts / glass beads / screws / rope (no glue)
Suitable for age: over 6 years of age
Product color: log color
powered by: 2 X AA batteries (not included)

Approved ASTM and CE testing. Made of 100% Real Wood, Non-Toxic, Environment-friendly, Safe for Kids. Meets all specifications of European (EN-71) and American (ASTM) Toy Safety Standards