A Polish Environmental Charity Placed a GPS Tracker with a SIM Card on a White Stork to Follow Their Migratory Pattern. They Lost Track of the Stork and Received a Phone Bill for $2,700.
Global Positioning System (GPS) and GSM modules are used in an Arduino-based vehicle tracking system. This communication method makes use of a GSM modem and SIM card. But did you know why a Polish research team had to pay a $2,700 phone bill? Using a SIM card in a GPS tracker, a Polish environmental charity […]