Magnetic Field Viewing Film 4"x4", Magnetic Flux Display, Magnet Pattern Detector, Scientific Project Teaching, Reusable and Automatic Recovery - Olive D - 4"x4" sold2024 Come with box for easy

Come with box for easy organization

Perfect for conditioning on wood

Ibokorori bandage one-touch L 12 pieces

small finger splint

please carefully read the "Precautions for Use" listed on the product

Magnetic Field Viewing Film 4"x4", Magnetic Flux Display, Magnet Pattern Detector, Scientific Project Teaching, Reusable and Automatic Recovery - Olive D - 4"x4" sold2024 Come with box for easyMagnetic Field Viewing Film 4"x4", Magnetic Flux Display, Magnet Pattern Detector, Scientific Project Teaching, Reusable and Automatic Recovery Olive Placing magnet behind magnetic flux viewing film changes color by magnetic level. Color change according to magnetic intensity Color Gauss50 100G Orange 100 150G Yellow150 250G Light Green250 300G Green300 500G Dark Green 600 800G Blue 900 1000G Dark Blue Film thickkness (m): 150~200Heat resistance test: