GM Geiger Counter Tube Nuclear Radiation Detector β/γ/X-Ray Dosimeter Monitor

1x Nuclear Radiation Detector. Detector: Energy Compensation GM Tube. Dose Equivalent Rate: 0.0-10000μSv/h(10mSv/h). Cumulative Dose Equivalent: 0.00μSv-500.0mSv. 1x User Manual.

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