GPS tracking technology has changed at the most fundamental of levels. In a word, the technology has evolved. The PTX5 is a truly LIVE tracking device, updating every 10 seconds for movement, battery life is about 15 to 20 days on a single battery charge. With the PTX5, you can watch LIVE as the person carrying the PTX5 walks or drives. Every move is recorded so you can play it back up to 90 days later. It’s truly LIVE.