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![[4-Inch Magnetic Field Film] 4-Inch Magnetic Field Viewing Film | Magnetic Flux Display & Magnet Pattern Detector with Auto-Recovery, Dark Background Contrast | Science Education Tool for Physics Labs, Classroom, Home - Reusable, Durable, Sturdy Construction, STEM Educators](https://medindex.am/accounts/wp-content/uploads/2025/11/product-fancy-853fd284-66b0-4633-a43e-2934ec8acc1d-300x300.jpg)
[4-Inch Magnetic Field Film] 4-Inch Magnetic Field Viewing Film | Magnetic Flux Display & Magnet Pattern Detector with Auto-Recovery, Dark Background Contrast | Science Education Tool for Physics Labs, Classroom, Home – Reusable, Durable, Sturdy Construction, STEM Educators
$39.30 -
5-In-1 EMF Meter, Electromagnetic Field Radiation Detector, High-precision 3-axis Measurement, Electric Field, Magnetic Field, Temperature And Humidity Display, Handheld Radiometer For Pregnant Women’s Health And Paranormal Research, No Battery
$81.69 -
Digital EMF Meter | Electromagnetic Field Radiation Detector | Handheld Metal Detector with LCD Display | for Home, Office, Outdoor Use | Great for Hunting
$13.41