{"product_id":"72577340","title":"DIY Geiger Counter Kit: Portable Nuclear Radiation Detector with OLED Display for X-ray, Gamma, Beta Rays, Iodine 131","description":"\u003cp\u003eIntroducing a versatile Nuclear Radiation Detector designed to accurately assess various radioactive sources, including X-rays, gamma rays, and beta particles. Perfect for detecting the radioactive presence in materials such as marble, jade, sea Amoy products, iodine 131, and unidentified decorative minerals. This DIY Geiger counter is easy to assemble, making it an excellent choice for enthusiasts and professionals alike.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDual Alarm System:\u003c\/strong\u003e Equipped with sound and light indicators to alert you to radiation levels promptly.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMulti-functional:\u003c\/strong\u003e Offers real-time, average, and cumulative dose rate measurements, along with a trend chart for comprehensive analysis.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOLED Display:\u003c\/strong\u003e Features a compact OLED screen for clear display of measurement results.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh-performance ARM Processor:\u003c\/strong\u003e Ensures fast operation and robust data processing capabilities.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWide Range of Applications:\u003c\/strong\u003e Suitable for a variety of uses, from testing construction materials to checking personal items for radiation exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Printed circuit board\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGeiger Tube:\u003c\/strong\u003e J321 (compatible with M4011)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eScreen Resolution:\u003c\/strong\u003e 128 x 64\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMCU:\u003c\/strong\u003e ARM processor\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDisplay Accuracy:\u003c\/strong\u003e 0.001 µSv\/h\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDetection Range:\u003c\/strong\u003e 0 - 9999 µSv\/h\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e USB, 5V, ≥500mA\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eItem Weight:\u003c\/strong\u003e 91g \/ 3.2 oz\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePackage Size:\u003c\/strong\u003e 120 x 90 x 20mm \/ 4.7 x 3.5 x 0.8in\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePackage Weight:\u003c\/strong\u003e 148g \/ 5.2 oz\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eJ321 Tube Specifications\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e Φ 10±0.5mm\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTotal Length:\u003c\/strong\u003e 90 ± 2mm\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStarting Voltage:\u003c\/strong\u003e \u0026lt; 350V\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRecommended Working Voltage:\u003c\/strong\u003e 380V\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMinimum Pulse Length:\u003c\/strong\u003e 80V\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaximum Pulse Slope:\u003c\/strong\u003e 10% \/ 80V\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eExtreme Working Voltage:\u003c\/strong\u003e 550V\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaximum Background Count Rate:\u003c\/strong\u003e 25 times\/minute\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eService Life:\u003c\/strong\u003e \u0026gt; 1 × 10\u003csup\u003e9\u003c\/sup\u003e pulses\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTest Capabilities:\u003c\/strong\u003e X, beta, gamma radiation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eUsage Guidelines\u003c\/h2\u003e\n\u003cp\u003eEnsure the cover tube is positioned close to the radiation target during testing. Avoid contact with the component area when the device is powered on to prevent electric shock. Always hold the device in the designated handheld area.\u003c\/p\u003e\n\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e1 x Nuclear Radiation Tester\u003c\/li\u003e\n    \u003cli\u003e1 x USB Cable\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Evalm","offers":[{"title":"Default Title","offer_id":46355970359525,"sku":"663254699026","price":73.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/7262\/8453\/files\/E21123-1-14c8-AqiB.jpg?v=1732624817","url":"https:\/\/evalm.com\/products\/72577340","provider":"Evalm","version":"1.0","type":"link"}