1、Tracking: Puts the GPS product in track goal and soon the automobile, child, old person, pet, regardless of goal in room once in a while basement, all in yours grasping. 2、Crosses the border reports to the police: Puts the product in track goal and so on the automobile, child, old person, pet, a hypothesis goal sphere of action, when the goal surpasses this scope, GPS then can report to the police to the monitoring center, and start track function. 3、Monitor: GPS has the miniature microphone, you may through the tapping goal around information, for promptly find the goal to provide the important clue as necessary. 4、 Reports to the police the first aid: When track target detection and so on child, old person has the danger, may report to the police the key according to GPS on, the monitoring center then can receive reports to the police the information. 5、position locking: When you put the product when the vehicle,transmits position locking the instruction, if the vehicles move,GPS can automatically dial your handset, prompts your vehicles to move. 6、overspeed reports to the police: When you put the product when the vehicle, is the vehicles establishes a moving velocity, when the automobile surpasses the hypothesis speed, GPS on reports to the police immediately to the monitoring center. The monitoring center may prompt the driver to pay attention, like this may reduce the accident which because overspeed causes.