EMF Meter Magnetic Field Detector Electromagnetic Radiation Tester with 5 LED

Feature: 1. Light: Dark green 0 to 1.5 mGauss, green 1.5 to 2.5 mGauss, yellow 2.5 to 10 mGauss, orange 10 to 20 mGauss, red 20 + mGauss.

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