Feature 1MULTIPLE FUNCTIONS: The nuclear radiation detector adopts sound and light dual indication, and has real time dose rate, average dose rate, cumulative dose rate, and trend chart functions. 2DETECTION ITEMS: This portable Geiger counter can detect X ray, ray and ray, suitable for radiation dose detection of stone, jadestone, and various unknown minerals. 3CLEAR SCREEN: The nuclear radiation detector adopts organic light emitting diode screen with a 128x64 resolution, which is clear and intuitive, ensuring accurate reading. 4HIGH EFFICIENCY: Adopting M4011 J321 Geiger counter tube, the tube wall is sprayed with tin oxide as the cathode, with high sensitivity, for ARM processor, fast operation speed. 5APPLICABLE RANGE: The measurement range is 0500usv/h, widely used in where ionizing radiation exists, such as home radiation, irradiation processing enterprises, and hygiene.Item Type: Nuclear Radiation DetectorMaterial: PCBMeasurement Range: 0-500usv/hLife: 10 Pulses .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x NuclearRadiation Detector1 x USB CableNoteTurn off the instrument when not in use.