Description: 【Radiation Analysis Instrument】: Geiger counter radiation tester can help you to detect nuclear radiation well, detecting Gamma, Beta and X. A button to operate, range 0.08µSv/h~9999µSv/h. Support 32 language switch. 【Easy to Read】: Personal radiation dosimeter has 0.96'' color display screen, real time display of instantaneous value, average value, accumulated value and so on. 【Three Alarm Modes】: When the radiation dose exceeds the alarm value, it will will automatically alarm. There are three alarm methods: sound, light and vibration which can better remind you. 【Portable】: Radiation protection equipment, Handheld design, compact size, easy to carry and store in you pocket. 【Wide Application】: This radiation tester is widely used for household, lab, nuclear station, industry, metal processing, environmental testing, radiation protection, etc. Specification: Radiation Tester Type: 48mm tube Geiger Counter Radiation Detection: X, y and hard ß Test Range: 0.08µSv/h~9999µSv/h Working Temps: -10°C - 50°C humidity: ≤95%RH Screen: 0.96'' colors screen Charging Type: USB Type C Size Chart: Size: 10cmx4cmx2.5cm/3.94inchx1.57inchx0.98inch   Package Includes: 1 Nuclear Radiation Tester 1 USB Cable Note: Please allow slightly errors due to manual measurement and different monitors.