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 ( ), (), 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 at the same time. You can also the trend of real-time data changes. Geiger Counter equipped with a backlight LCD screen, 't worry even in dark . portable dosimeter with lightweight 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 in radiation testing, irradiation processing enterprises, laboratories, geological surveys and etc. color: White : 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.