Features Intelligent testing: can accurately detect beta, gamma and X rays, and the precision error can be controlled under 3%. In addition, the detection value is updated in real time. Geiger Tester The nuclear radiation monitor responds quickly to radiation and will trigger an alarm in time in high-risk environments. Wide Use:Widely used in nuclear power plants, accelerators, steel industry, chemical industry, isotopic applications, etc. EASY CARRYING - Comes with light weight and compact size, simple storage and transportation ensure convenience. Clear Display The backlit LCD screen allows for clear data viewing, which will also greatly simplify your operation. Specification: Item Type: Nuclear Radiation Detector Detection technology: G M detection technology. Detection type: beta, gamma and X-rays. Display mode: LCD backlight. Energy Range: 20keV~3.2mev≤±30%(137Cs-). Sensitivity: 80 cpm, uSv, (Co-60). Test accuracy: 0.01μSv/h Real-time range: 0-99.99μSv/h Accumulation range: 0-99.999mSv Response time error: ≤10% Average error: ≤3% Power Mode: 3 x 1.5V AA Batteries, Delivery Without Battery. Battery Life:≥4hours Package list: 1 x nuclear radiation detector 1 x user manual Small note: When entering a high-radiation environment, take safety precautions. Package List 1 x Nuclear Radiation Detector 1 x User Manual