Features Geiger Tester: Nuclear Radiation Monitor responds quickly to radiation and alarms in time in high-risk environments. Intelligent Testing: It can accurately detect beta, gamma and X-rays, and the accuracy error can be controlled within 3%. Also, the detection value is updated in real time. Wide utility: Widely used in nuclear power plants, accelerators, steel industry, chemical industry, isotope applications, etc. Clear Display: The backlit LCD display allows you to see the data clearly, which will also greatly simplify your operation. Easy to Carry: Lightweight and compact, simple storage and transportation bring more convenience. Specification: Item Type: Nuclear Radiation Detector Sensing technology: GM sensing technology. Detection type: Beta, Gamma and X rays. Display mode: LCD backlight. Energy range: 20keV~3.0mev≤±30%(137Cs-). Sensitivity: 80 cpm, uSv, (Co-60). Test accuracy: 0.01 μSv/h Real-time range: 0-99.99 μSv/h Accumulation range: 0-99,999 mSv Response time error: ≤10% Average error: ≤3% Power supply mode: 3 x 1.5V AA batteries, delivery without battery. Battery life: ≥4 hours Package List: 1 x Nuclear Radiation Detector 1 user manual Note: When entering a strong radiation environment, take safety precautions. Package List 1 x Nuclear Radiation Detector 1 x User Manual