vice including Vehicle GPS Tracker, Personal GPS Tracker, Pet GPS Tracker and GPS Navigation. For GPS Tracker, it use Global Positioning System and GSM network to get the location data of tracker holder or something you want to track.. There are three ways to track, firstly, it use web based platform; the tracker can be connected to the server via setting IP, port number and APN. Then there will show the location and trace of the tracker on the management software. Secondly, the tracker could send SMS to authorized mobile phone with longitude, latitude, speed and other data, then you could track it with this data on Google map or Google earth. Thirdly, some of our tracker could send a link to authorized mobile phone, if it is PDA, you could go to the link which show you the location of tracker. It's very convenient to track.  Of course, for GPS Navigation, it is a nice underservant while you driving.

                                 
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