[High sensitivity] The nuclear radiation detector uses professional Geiger counters and advanced tubes as core sensors, which can accurately detect , And X-ray, updated per second. Detection range of radiation detector: 0.08~50mSv/.[Audible and visual alarm] Regardless of whether the personal radiation detector screen is in a sleep or working state, when the detected radiation dose exceeds the alarm , the Geiger counter dosimeter will emit a loud sound and a flashing screen alarm. Take full care of the health of you and your family."Low energy consumption - Oled display" has a powerful rechargeable lithium battery built in. The nuclear radiation detector only needs to be for 2-3 hours, and the display can continuously measure for 50 hours after automatically sleeping during work.[Pen holder design] The size of this geiger counter is like a pen, small and convenient. You can clip it anywhere you . This radiation detector can you with 24-hour comprehensive detection.[Wide application range] This radiation dosimeter is widely used in existing ionizing radiation environments, such as , radiation lighting manufacturing enterprises, health, nuclear laboratories, nuclear power plants, materials, petrochemical industry, geological surveys, etc. It is an perfect for families, hospitals, and workplaces.Material:plasticPackage Contents:1 x geiger counter