... you to visit our website to find more vehicle trackerpersonal trackerpet trackerWelcome you to visit our ... morevehicle tracker used for tracking childrern,old people,vehicle,pet and so on which is based ... on the GPS/GPRS/GSM.vehicle tracker,personal tracker,pet trackerThe function of AGPS ... an localizer.2. Precondition: The operator provides the location port, GIS,SMS,MMS and GPRS port.3. ...