It took us almost 3 years to reach an accuracy level like this. Initially, it was tiring for us when we lose connection with the system. It was a perfect sync of circuit designers, firmware developers and software team. We have tested the device in various countries and conditions. One of such extensive trials happened across the length of India, from extreme south to the Himalayas. Network changes, no network areas, harsh conditions, power fluctuations, etc. A basic tracking