Feature: 1. Wide Measuring Range: This nuclear radiation detector has a wide measuring range of gamma, beta and X rays, ranging from 0 to 99.99 usv/h. 2. High Accuracy: This nuclear radiation detector has a built in sensor with quick response speed and high measurement accuracy. 3. LCD Screen: This nuclear radiation detector features a large LCD screen that allows you to easily and quickly read real time values. 4. Compact And Portable: This nuclear radiation detector is small in size and light in weight, making it very easy to carry around and use. 5. Wide Application: This nuclear radiation detector can be used for home decoration environment detection, iodine ion implantation safety distance detection, radiology protection detection, subway and airport security machine detection, nautical goods residue detection, Japanese maternity and baby products radioactivity detection, jewelry, stone and jadestone radioactivity detection, cosmetic radioactivity residue detection and so on all the need to detect the need for radioactivity of the occasion. Specification: Item Type: Nuclear Radiation Detector Material: ABS Battery: 1.5V AA Battery x 2 or 1.2V Rechargeable Battery x 2 ( Shipped Without Battery ) Basic Parameter: Sensor: Energy Compensation Type Tube Detection Type: β, γ, X Ray Sensitivity: 80cpm/μsv/(Co-60) Measurement Range: 0-99.99μsv/h Uses: Home decoration environment detection, iodine ion implantation safety distance detection, radiology protection detection, subway and airport security machine detection, nautical Japanese goods residue detection, Japanese maternity and baby products radioactivity detection, jewelry, stone and jadestone radioactivity detection, cosmetic radioactivity residue detection, and so on all the need to detect the need for radioactivity occasion.. Package List: 1 x Nuclear Radiation Detector1 x Manual