Feature: 1. Portable Size: This Nuclear Radiation Detector is small and portable, so you can put it in your bag, carry it with you and hold it for use. 2. 0.96 inch TFT Display: The Geiger Counter has a TFT display, enabling you to read the test data clearly and easily, and obtain the results in time. 3. Easy to Operate: The Tester uses G-M counter tube, which has high flexibility and can measure the environment background. Measure dose rate in real time, display cumulative dose and dose at the same time, and have calibration function. 4. Multi-function Design: Dosimeter also has three alarm functions of alarm design, supporting sound, flash, vibration alarm when exceeding the limit range, and timely alarm to safe use. 5. Wide Application: Real Time Monitor can be widely used in nuclear power plants, accelerators, steel industry, industry, isotope application, radiation laboratories and environmental monitoring of nuclear facilities. Specification: Battery: 1 x 250mAh lithium battery (included) Detection ray: X, gamma, Display: 0.96-inch TFT display Measuring range: 0.08uSv-10mSv Measurement accuracy: 0.01uSv/h Working environment: - 10~50 ; 95% RH non-condensing Charging mode: USB Type-C Material: Aluminium alloy Colour: grey Package Contents: 1 x Nuclear Radiation Detector 1 x USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.