Nimomo Magnetic Field Viewing Film, Magnetic Field Viewer Card, 50 * 50mm Card Magnet Pattern Viewing Film for Scientific Observation Use

• Applications: This versatile tool is ideal for quality control inspections, product demonstrations, reverse engineering projects, authentication processes, and STEM education applications
• Usage: Simply place the magnetic viewing card against any magnetic surface, and it will instantly visualize the invisible field patterns with clear, detailed contrast
• Research: An essential instrument for both amateur enthusiasts and professional researchers studying electromagnetic fields, flux patterns, and material properties
• Educational Tool: An engaging hands-on learning aid that makes abstract magnetic concepts tangible, perfect for classroom demonstrations and science fair projects
• Portability: With its credit-card sized profile and ultra-lightweight construction, it easily fits in pockets or toolkits for on-the-go magnetic field analysis

Description: This item is easy to use, just place the card on the surface of the magnetic material, and it will reveal a magnetic field of pattern. Great for personal or scientific research and it help us study magnetic fields that we can't see. It can be used for quality control, product demonstration, reverse engineering, authentication and educational purposes. Compact and portable size, lightweight, convenient to carry with you. Wonderful educational tool to stimulate our interest in science. Features: Can be used for quality control, product demonstration, reverse engineering, authentication and educational purposes Just place the card on the surface of the magnetic material, and it will reveal a magnetic field of pattern, easy to use Great for personal or scientific research and help us study magnetic fields that we can't see Wonderful educational tool to stimulate our interest in science Compact and portable size, lightweight, convenient to carry with you Specification: Condition: 100% Brand New Color: Dark Green Product Size: Approx. 50 * 50mm / 2.0 * 2.0inch Product Weight: Approx. 1g Package Included: 1 * Magnetic Field Viewer Card