24 Jul Portable Nuclear Radiation Detector GM Geiger Counter Tube β γ X-Ray Dosimeter
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....