Feature 1Energy Compensated GM Counter: X ray, ray and ray, in which the sensor is added with energy compensation, X ray detection is more accurate. 2Multiple Screen Display Functions: The alarm threshold can be adjusted at will, the Chinese and English switch, the screen backlight, the real time dose rate curve display function, etc. 3Reservoir: Built in reservoir, some data such as cumulative dose value, dose rate alarm threshold and dose alarm threshold will not be lost after power failure. 4Membrane Keyboard: Beautiful and novel in appearance, small in size, light in weight, strong in sealing, moisture, dust, oil, acid and alkali resistance, shock resistance, long service life, etc 5Adjustable Settings: Enter the setting interface to adjust the alarm preset value, time, Chinese English switching backlight mode, curve display, particle sound switch and other functions. 6Hanger Back Clip: When your hands are occupied during work, you can suspend it on your clothes or belt, which is more convenient to use. 7Screw Fixation: The battery cover is fixed with screws to prevent the inconvenience caused by the battery falling due to accidents caused by special reasons in special situations.Item Type: Nuclear Radiation DetectorMaterial: ABSGross Weight: 371g / 13.1ozProduct Size: Approx.116 x 60 x 25mm / 4.6 x 2.4 x 1.0inUSB: 5VProduct Model: FS 1000Detector: energy compensated GM counterDose Rate Range: 0.1uSV/h-10mSV/hDose Range: 0.00Sv-1000SvSensitivity: >1cps/Sv/h (under 60Co radiation source)Energy Response: 48keV-1.5MevRelative Error: <5% (at 1mSv/h)Power Supply: 3 AAA batteries (shipped with built in batteries), or Type c power supplyRecording Time Battery (with built in battery for delivery): button battery CR1220, 40mAhPower Consumption: <60mWTemperature Characteristics: -10C~+50CSpecification: WhiteLanguage: Chinese and EnglishFunction Setting: sound setting, backlight setting, curve setting, language setting, time and date setting, calibration factor setting, clear dose setting, dose threshold, dose rate threshold, data storage, dual alarm, two power supply modes;Application: home decoration radiation detection, radiation processing enterprises, health, radiation therapy, nuclear laboratories, nuclear power plants, trade commodity inspection, building materials, petrochemical industry, geological survey, waste steel, industrial non destructive testing and other scenes . Package List1 x Nuclear Radiation Detector1 x English Manual1 x USB Cable1 x Cross Screwdriver