Magnetic Field Viewing Film,Magnetic Field Viewer,Magnetic Flux Display,Magnet Pattern Detector,For Scientific

Clearly observe the patterns of the magnetic field. Place the film as close as possible to the magnet/item to observe the pattern changes. Reusable and automatic recovery. The stronger magnets, the better the results. Product Name:Magnetic Paper/Magnetic Field Viewing Film /Magnetic Field Viewer/Magnetic Field Demonstrator color:Brown yellow Material:Magnetic Nanoparticles size:30*30mm,50*50mm,100*100mm Package Contents: 1 x Magnetic viewing film Only the above package content, products are not included. Note:Light and different displays may cause the color of the item in the picture a little different from the thing. The measurement allowed error is plus-minus 1-3cm. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.