describe: Using an LCD display, the nuclear radiation detector can be clearly displayed on the screen, and you can read the required data quickly and accurately. Using imported sensor processor, it has high sensitivity, high precision and fast response speed. Digital radiation dosimeters are ideal for materials inspection, environmental testing, radiation protection, radiopharmaceutical screening, and more. Specification: Name: Nuclear radiation detector Model: F9000 Detector: High sensitivity counter Dose equivalent rate: 0.01~1000Sv/h (maximum 10mSv/h) Cumulative dose equivalent: 0.01Sv~500.0mSv Energy response: 48KeV~1.5MeV30% (for 137CS-) Power supply: 2 AA batteries (not included) Product size: about 12.5*5.7*3cm/4.9*2.2*1.1in Packing list: Nuclear radiation detector*1 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia