1、High Sensitivity: Nuclear radiation detector adopts imported sensor processor with high sensitivity, high accuracy and rapid response speed. 2、LCD Display: Using LCD screen, the working status is clear and intuitive, and you can quickly and accurately read the data you need. 3、Real Time Monitoring: Nuclear radiation tester could detect and update of accumulated dose in real time, with a fast measurement speed. 4、3 Alarm Modes: There are three alarm modes which are sound, light and vibration, which can better remind you, ensure human safety. 5、Portable Design: Handheld radiation monitor is compact in size and light in weight, easy to carry and store, you can test anywhere. Item Type: Nuclear Radiation Detector Material: ABS Detection Rays: X, Y and hard beta rays Dose Equivalent Rate: 0.01-1000μSv/h (maximum 10mSv/h) Cumulative Dose Equivalent: 0.01μSv-500.0mSv Energy Response: 50KeV-1.5MeV ≤±30% (for 137CS-) Language: English, Chinese Sensitivity: 80CPM/uSv (for Co 60) Alarm Threshold: Dose Rate: Can be arbitrarily selected among 0.5, 1.0, 1.5, 2.0, 2.5, 5.0, 10.0, 50.0, 100.0μSv/h Cumulative Dose: Can be selected at 0.05, 0.5, 1.0, 2.0, 5.0, 10.0, 20.0, 50.0, 100.0mSv Power Supply: 2 x AA batteries (not included) Packing Size: Approx. 172x126x36mm/6.8x5.0x1.4in Weight: Approx. 200g/7.1oz 1 x Nuclear Radiation Detector 1 x Manual