Portable Gauss Meter Handheld Magnetic Field Detector for Electrical Instruments

Light Color: Dark green light 0 1.5ml gauss; Green light 1.5 to 2.5 mL gauss; Yellow light 2.5 to 10 Mgauss; Orange light 10 to 20 Mgauss; Red Light 20 + milligauss. Wide Application: This electromagnetic radiation detector can be used for super normal wave research and general EMF testing.

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