Portable Radiation Tester Digital Dose Alarm X/ γ/ Hard β Ray Detecting Current & Cumulative DER Display Geiger Counter Dosimeter Monitor for Electromagnetic Field Factory Steel Mineral Stone Detection

Features:
This portable dose alarm adopts high sensitivity GM sensor (Geiger Counter) and advanced chip, it's suitable for detecting X-ray, γ-ray and Hard β-ray.
Dual display of Dose Equivalent Rate (DER): current and cumulative. And the dual alarm values can be preset, with sound, vibration or light alarm method for selection.
128*64 resolution, clear digital display for easy reading, Chinese/ English switchable, with power off memory function. 2 AAA batteries (not included) operated, with under-voltage indication.
Control buttons bring easy operation, 3 detecting units switchable (μSv/h, μGy/h, mR/h). Compact and lightweight, convenient to carry with you.
It can be widely used in medical environment, factory, high-altitude/ ionizing/ nuclear radiation environment, steel/ mineral/ stone detection, Iodine 131 detection and so on.
Note: Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding.