Feature:1. [High Sensitivity] Adopts professional geiger counter and advanced GM tube as the core sensor, allowing for precise detection of X ray with updates every second.2. [Sound Light Prompt]: Whether in sleep mode or active mode, when the detected radiation dose exceeds the alarm threshold, this radiation dosimeter emits sound and flashes light on the screen.3. [Low Power Consumption] With powerful rechargeable lithium battery, this radiation monitor only requires 2 to 3 hours of charging and can continuously measure for 24 hours after automatically entering sleep mode.4. [Wide Application Range] This radiation dosimeter is widely used in environments with existing ionizing radiation, such as home renovation, radiation production facilities, healthcare, nuclear laboratories.5. [Portable and Reliable] With its compact design, this radiation detector can be easily carried around and provides reliable and accurate radiation detection, ensuring your safety.Specification:Item Type: Nuclear Radiation DetectorMaterial: ABSBattery: Polymer battery x 1, battery capacity: 400mAh (built in)Detection Count: 48mm Geiger counter tubeMeasurement Range: 0.08Sv or h to 9999Sv or hReaction Speed: Reaction within 10 seconds, achieve a stable value within 2 minutesRefresh Frequency: 1 second per timeWorking Environment: -10 to 50Display: 0.96 inch TFT HD LCD display screenHumidity: 95 percent RH without condensationDetection Ray Type: ray, X ray, rayEndurance: 15-24 hoursApplication: Home, hospital, nuclear power plant, laboratory, processing enterprise, metallurgy, etc..Package List:1 x Nuclear Radiation Detector1 x USB Cable1 x User Manual