High sensitivity and diverse working environments. Regular monitoring.Save power down data. Selection of two combined alarm methods: Light /Sound. The product can set the current alarm value and cumulative alarm value Battery Capacity:850mAh;Alarm Method:Light, Sound;Detection Radiation Type:Ionizing radiation( γ X-rays, X-rays, etc.);Detector: Energy compensation GM tube(Geiger counter tube) Dose Current Rate:0.00-1000 μ Sv/h (1mSv/h) Cumulative Dose Equivalent:0.00 μ Sv-500.0mSv; Energy Range: 48keV-15Mev ≤ ± 30% (for 137Cs -) Language:Chinese, English, Russian, German,Japanese, Portuguese, Spanish, Korean Sensitivity:80CPM/uSv (for Co-60) Dosage Unit:μSv/h,μGy/h,mR/h,CPS,CPM name:GC-02 Nuclear radiation detector GC-02 is a nuclear radiation detector newly launched by FNIRSI, featuring exquisite exterior design, compact size, and strong portability. Using high-precision Geiger Miller counters to accurately detect ionizing radiation(γ The intensity of radiation, X-rays, etc. ). Equipped with a 1.5-inch IPS high-definition LCD screen, the interface is clean and tidy, and the data is clear at a glance. You can view real-time values, average values, maximum values, and cumulative values. It can also set alarm values, customize sleep and shutdown times, and support switching between 8 languages. Added timed monitoring mode and history view, capable of recording 10 sets of data, save without losing. Built in 850mA rechargeable lithium battery, with battery endurance of up to 6 hours. FNIRSI GC-02 is the ideal tool for detecting nuclear radiation anytime, anywhere, making you feel at ease, accurate, and convenient. Colour:Black Material:ABS+PC Package Contents: 1 x GC-02 Nuclear radiation detector 1 x Charging cable 1 x Hanging rope