GQ GMC-500 Plus Geiger Counter Radiation Monitor

Build-in Wi-Fi ready, stay connected with Geiger Counter World Map Free online history unlimited data storage and Geiger Counter World Map service  Real-time testing evaluation, scientific testing on samples like building material, hospital radiation therapy monitoring for cancer, food, water, indoor/outdoor-ray, and more  The GMC-500 can be used to monitor the radiation level during the treatment and keep the family member at the safe distance. It can be used to monitor if any one is under I-131 treatment around you