Trackbox Automotive is a portable tracking device system with an integrated GPS satellite receiver and worldwide GSM/GPRS mobile network connection. The exact location of the persons, vehicles, goods and containers is given within a precise range of up to 5m and related over the GSM/GPRS mobile network to an Internet platform. The sightings are depicted in the Internet right down to the detail of the street name and can be relayed via text message to a cell phone.