Features: Portable Size: This handheld nuclear radiation detector is portable in size and easy to carry, so you can put it in your bag and take it with you and grip it for use. 0.96inch TFT Display: This nuclear radiation detector features a 0.96 inch TFT color display screen, multiple units display that allows you to read the detection data clearly and easily, and you can get results in time. Radiation Detect: The detector is used to measure X, and rays radiation, it is optimal for measuring small changes in radiation levels, and has high sensitivity for most commonly used nuclides. The detection is more accurate. Easy to Operate: The instrument features a 90mm G-M counting tube that enjoys a high flexibility and can measure the environmental backgrounds. Support the measurement of instantaneous dose rate, cumulative dose and the AVG dose.. Multifunctional Design: The alarm value can be set by user, it will promote an alarm sound when over the limit ranges, and timely alarm to ensure safety use. Sound, flashing light and vibrating triple alarm functions. LithiumBattery: Built-in 400mAh large capacity rechargeable lithium battery, low consumption and support for repeat use, economical and practical. Wide Applications: This radiation tester can be widely used in nuclear power plants, accelerators, the iron & steel industry, the chemical industry, isotope applications, radiology laboratories and ambient monitoring of nuclear facilities. Specifications: Material: plastics Color: black, white (optional) Battery: 1 * 3.7V, 400mAh lithium battery (included) Detection rays: X, , hard rays Display: 0.96inch TFT color display Measurement ranges: 0.08-9999Sv/h Working environment: -10~50; 95%RH humidity Charging mode: USB Type-C Item size: 100 * 40 * 25mm / 3.94 * 1.57 * 0.98in Package size: 110 * 50 * 35mm / 4.33 * 1.97 * 1.38in Package weight: 220g / 7.76ounce Packing List: 1 * Radiation Detector