Features: _x000D_*High Quality Material: The product is made of high quality material, durable and wear-resistant, not easy to break, can use for a long time._x000D_*Protable: Designed with a pen clip, this radiation detector is compact and convenient, and you can clip it anywhere you want._x000D_*High sensitivity: radiation detectors use advanced GM-counter tubes as cores sensors, which can accurately detect , and X-rays to ensure the accuracy of measurement results. When the detected radiation dose exceeds the alarm threshold, the radiometer will emit a loudly sound and flash the screen to alarm._x000D_*Easy to Use: Equipped with a rechargeables battery and an digital dispaly screen for your convenience._x000D_*Wide range of applications: The radiometer is widely used in places with ionizing radiation environments, such as home decoration, radiation exposure manufacturing enterprises, sanitation, building materials, petrochemicals, geological surveys, etc. The radiation dosimeter is a family Ideal for , hospitals, workplaces._x000D_Notice:_x000D_1.Actual color may be slightly different from the image due to different light effect_x000D_2.Please allow 1-3cm deviation due to manual measurement_x000D_ Size: Diameter 15.3mm, Length 108mm_x000D_Battery capacity: 150mAh_x000D_Charging interface: Type-C_x000D_Charging time: 2-3Hour_x000D_Battery life: 50Hour_x000D_Working environment: temperature -20C50C; humidity Energy range: -1725 for 137Cs_x000D_Measuring range: 0.05uSv50mSvPackage List:_x000D_1 x Radiation Detectors