Yellow Magnetic Paper Display Card for Magnetism Testing Teaching Aid

Package Include 1 x Magnet Poles Testing Card Characteristics -Color:Yellow -Size:2.00X2.00X0.10cm/0.79X0.79X0.04in -Material:Electromagnet -Product Info:Physical graphics card -With this magnetic pole viewing film, magnetic filed is easy to see and detect Magnet Developing Paper. -Just placing it on magnetized object surface to observe the extent and strength of the magnetic field Magnetism Area Observation Cards. -The highly flexible film is suitable for magnetic surfaces with any or cavity Magnetic Field Viewing Film. -This practical magnetic pole viewing paper is suitable for various occasions, such as school, laboratory Magnet Poles Testing Film. -It is mainly used to detect the distribution of magnetic lines and poles after magnetic materials are magnetized.Goods DescriptionMagnet Poles Testing Card They can help you observe the distribution of magnetic poles and help you do scientific experiments.magnet detecting paper Magnetic is a micro-encapsulated film that allows users to view static.magnetic viewing films NOTE：This product is not suitable for

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