About This

• 【Magnetic Field Viewer】This device allows users to view patterned magnetic fields by simply placing the card on the for SURFACE of a magnetic material.
• 【Versatile Applications】Great for personal or scientific research, quality control, product demonstrations, reverse engineering, certification, and for educational purposes.
• 【Portable and Lightweight】Small and portable with a lightweight design, making it easy to carry and use in various settings.
• 【 for educational Tool】A fantastic tool for sparking interest in science and studying magnetic fields that are otherwise invisible to the naked eye.
• 【Flexible and Suitable for Any for SURFACE】The highly flexible film of the Magnetic Field Viewer is suitable for magnetic surfaces with any convexity or cavity.