Magnetic Field Viewer Card Reveals Pattern on of Material for Scientific Observations 50 * 50mm Green Lightweight

Features

• [Versatile Usage] Ideal for personal and scientific research, this tool helps study magnetic fields, suitable for quality control and educational purposes.
• [Quality Material] Crafted with , this dark green 50 * 50mm magnetic viewer card is a must-have for authenticating and studying magnetic fields.
• [Easy Magnetic Field Viewing] Just place the card on the of the material to reveal a magnetic pattern, making scientific observations effortless.
• [Portable and Lightweight] Compact design makes it convenient to carry anywhere, for product demonstrations and reverse engineering tasks.
• [Educational Stimulation] Enhance your interest in science with this wonderful educational tool that showcases magnetic field patterns effectively.