Features APPLICABLE SCENARIO: The nuclear radiation detector is suitable for a variety of scenes, such as home, hospital, nuclear power plant, laboratory, processing enterprises, metallurgy, etc. RADIATION DETECTION: Geiger counter technology tube, counting instrument for detecting the strength of nuclear radiation (β-rays, Y-rays and X-rays), has high sensitivity ALUMINUM ALLOY SHELL: The dosimeter adopts aluminum alloy shell, after the anodizing process, has a special texture; Designed with lanyard, compact and portable A KEY START: The X-ray Y β tester is started with a Geiger-Mueller counter tube, with sensitive induction, to ensure the accuracy of the measurement results CLEAR DISPLAY: Geiger counter with HD TFT display, displaying instant dose rate, cumulative dose rate, average dose rate, easy to observe in different bright environments, easy to read Features: 1. THREE TYPES OF ALARM REMINDER: Geiger meter has sound, flashing light, vibration alarm warning above limit, timely alarm to ensure safety Specification: Item type: Nuclear radiation detector. Material: aluminium alloy. Detection and count: approx. 48mm/1.89 inch Geiger Meter Tube Measuring range: 00.08uSv/h ~ 9999uSv/h Working environment: -10-50°C Product voltage: DC 5 V Key description: 1. Power off, pause button, return to main interface, long press for 2 seconds to turn off or turn on. During startup, short press to pause the real-time data and press again to continue the data in real time. Short press this button in any interface except the main interface to return to the main interface function (pause or real-time icon reminder). 2. Page flip button, press to browse the three functional interfaces: Real Time > Maximum + Average + Total > Bar Chart (with interface navigation bar). When you switch to the other two interfaces, you will stay for a long time unless you go back or press 1 button to return to the main interface. Description of the interaction: software interaction logic: 1. The start screen is hello and the shutdown screen is goodbye. 2. Beep alarm tone, the warning time is 1 second (from bottom to top, alarm value is triggered once). Package List: 1 x Nuclear Radiation Detector 1 x User Manual 1 x Charging Cable Package List 1 x Nuclear Radiation Detector 1 x User Manual 1 x Charging Cable