real time personal auto car gps tracker tk102 tk102b quad band global online vehicle tracking system offline gsm/gprs/gps device remotes con

1.personal and car or vehicle rental monitoring 2.outdoor machines and equipments monitoring 3.child, the old, the disabled and pet protection 4.with inbuilt vibration sensor to give alert when the vehicle be shocked 5.it can be used all around the world6.geo-fence: alert in case of breaching the predefined district7.authorize/delete the tracking phone number