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Durable For Teaching Magnetic Field Viewer Card Observation 50x50mm Tool Pattern Display Detection Film Portable
Specifications:
- Size: About 50x50mm
- Origin: CN(Origin)
- Material: Plastic
- Item Type: Magnetic Field Viewer
- Color: Green
- Certification: NONE
- Brand Name: Woopower
- Free shipping
- 100 days returns
- Low prices
- 5 million products