1 x Magnetic Field Viewer. 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. The highly flexible film suit for magnetic surfaces with any degree of convexity or concavity.
eBay
3in1 Electric Field Magnetic Field RF Radiation Detector Electromagnetic Radiation Tester EMF Meter Radio Frequency Detect Meter
Aliexpress UK
This project is easy to use. place the card on the of a magnetic material and it will display a patterned magnetic field. Great for personal or scientific research. It can help us study magnetic fields that we cannot see.
eBay
MASTFUYI Electromagnetic Field Radiation Tester Radiation Dosimeter EMF Meter Electromagnetic Detector Magnetic Field Meter
Aliexpress UK
1 x Magnetic Field Viewer. This project is easy to use. place the card on the of a magnetic material and it will display a patterned magnetic field. Great for personal or scientific research. It can help us study magnetic fields that we cannot see.
eBay
Handheld EMF Meter Digital Electromagnetic Radiation Tester 0-20+milliGauss Magnetic Field EMF Detector for Microwave Hair Dryer
Aliexpress UK
Great for personal or scientific research. It can help us study magnetic fields that we cannot see. 1 x Magnetic Field Viewer. This project is easy to use. place the card on the of a magnetic material and it will display a patterned magnetic field.
eBay
GY-273 3V-5V HMC5883L Triple Axis Compass Magnetometer Sensor Module Three Axis Magnetic Field Module
Aliexpress UK
1 x Magnetic Field Viewer. 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. The highly flexible film suit for magnetic surfaces with any degree of convexity or concavity.
eBay
Electromagnetic Radiation Tester Portable Digital LCD Electric Magnetic Field EMF Meter Dosimeter Detector Computer Phone
Aliexpress UK
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. 1 x Magnetic Field Viewer. Great for personal or scientific research.
eBay
MPU-9250 GY-6500 GY-9250 9-axis sensor module I2C/SPI Communications Thriaxis gyroscope accelerometer+triaxial magnetic field
Aliexpress UK
1 Magnetic Field Viewer. This project is easy to use. place the card on the of a magnetic material and it will display a patterned magnetic field. Great for personal or scientific research. It can help us study magnetic fields that we cannot see.
eBay
GY-273 3V-5V HMC5883L Triple Axis Compass Magnetometer Sensor Module Three Axis Magnetic Field Module for Arduino
Aliexpress UK
1 Magnetic Field Viewer. This project is easy to use. place the card on the of a magnetic material and it will display a patterned magnetic field. Great for personal or scientific research. It can help us study magnetic fields that we cannot see.
eBay
GY-273 3V-5V HMC5883L Triple Axis Compass Magnetometer Sensor Module Three Axis Magnetic Field Module For Arduino
Aliexpress UK