The handheld nuclear radiation detector adopts high sensitivity G-M detection technology and with high accuracy of 0.01 Sv/h. The nuclear radiation dosimeter detecting ( ), Gamma(), and X-ray radiation detection, it will automatically alerts when the radiation level exceeds 0.5 Sv/h. The real time value and average value can be displayed on the screen and you can check them at the same time. You can also view the trend graph of real-time data changes. Geiger Counter equipped with a backlight LCD screen, 't worry even in dark . portable dosimeter with design, you can put this radiation detector into your bag and carry it to anywhere. professional Geiger Counter with a bracket on the back, it is convenient to fix the nuclear radiation detector and observe real-time data. Nuclear Radiation Detector built-in battery, it's convenient for detecting at anytime and anywhere. It can be detected immediately after power-on without calibration, and the data is clear and straightforward even the elderly can use it . The radiation dosimeter detector can be used to detect/monitor/measure low dose background environment either indoor or outdoor, which is widely used decoration radiation testing, irradiation processing enterprises, laboratories, geological surveys and etc. color: White Material: ABS Package Contents: 1 pcs Geiger Counter Nuclear Radiation Detector 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.