Feature: 1. HIGH PERFORMANCE: This radiation detector is capable of monitoring X, β, and γ radiation in various radioactive workplaces, which has high sensitivity and accuracy, quick response, wide measurement range. 2. REAL TIME MEASUREMENT: The detector supports real time measurement of dose rates and can record cumulative doses, providing continuous monitoring and data logging. 3. OVERDOSE ALARM: The threshold values for dose rate and cumulative doses are adjustable, this radiation monitor can alert users when radiation levels exceed preset limits, ensuring safety precautions. 4. CONVENIENT FEATURES: The detector includes calendar function, sound alarm, and low battery indicator, enhancing usability and ensuring prompt response to radiation hazards. 5. WIDE APPLICATIONS: Widely used in nuclear power plants, steel and chemical industries, radiation processing enterprises, radiation therapy, research laboratories, and even home radiation monitoring. Specification: Item Type: Nuclear Radiation Detector Material: ABS Sensor: Geiger Miller counter tube Detection Ray: X β γ ray Range: 0.01μSv/h to 9999μSv/h Accumulated Radiation Dose Value: 0.001μSv to 9999μSv Sensitivity: 80CPM/μSV (Co 60) Energy Range: 48keV to 3.0MeV Measurement Accuracy: ≤±10% (137CS 1msv/h) Minimum Resolution: 0.01μSv/h Operating Temperature: 0℃ to 40℃ Battery: 3.7V lithium battery 1000mAh x 1 (built in). Package List: 1 x Nuclear Radiation Detector1 x USB Cable1 x User Manual