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FNIRSI FNIRSI GC-03 Electromagnetic Radiation Tester 3-In-1 Magnetic Electric Field RF Power Geiger Counter Ionizing Radiation Portable Nuclear Tester

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FNIRSI GC-03 3In1 Geiger Counter Radiation Electric & Magnetic Field Strength, RF Power, Temperature Monitor For X-Ray

Geiger Counter Nuclear Radiation Detector GC 01 FNIRSI Radiation Dosimeter W LCD