4M Doorbell DIY Educational Kit fun and science for kids
- Explore the secrets of electromagnetic interaction and turn a metal screw into a magnetic hammer.
- Close the electrical circuit and build a handy doorbell.
- Use it in your room as a scientific gadget.
Easy return of products within 14 days from the date of purchase without giving reasons

4M Doorbell DIY Educational Kit fun and science for kids
24 Months Warranty

24 Months Warranty
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