The Safecast bGeigie Nano is a mobile, GPS enabled, logging, radiation sensor used by anyone that wants reliable radiation readings including scientists, first responders, and citizens. It is designed for mounting on the outside of a car window but can be used on bicycles, trains, planes, and other modes of transportation. The bGeigie Nano is weather-resistant and rugged. It can also be used for taking static readings and contamination findings. In logging mode, the Nano takes a measurement every 5 seconds and logs the time and location coordinates. With the bluetooth option, the bGeigie Nano works with your smartphone. Install the Safecast:Drive app on your Apple | Google Play | Amazon Apps device and upload your data on the go! Nano users submit their log files to the Safecast dataset and can view their readings on the open and free Safecast map.