1.Track on SMS, Web or APP; 2.GPS tracker+ car alarm functions, arm/disarm by SMS/web/phone call; 3.Check the car’s real physical address (such as city & street name.); 4. Smart engine ON/OFF status detection; 5.Stop the car safely (carry out when speed <=30Km/h); 6.Data logger to store 1800 waypoints. 7.Detection of car's vehicle voltage; 8.Odometer function 9.Over-speed alarm; 10.Movement alarm which can be used as an alarm; 11.Vibration alarm, engine on alarm; 12.Voltage range:10V-90VDC, suitable for motorcycle & car; 13.Reliable design of framework with hardware watchdog; 14. Flexible work modes with extreme power save design; 15. Trace optimization when vehicles turns a corner; 16. A-GPS function, fast acquiring GPS signal; 17. Acceleration & deceleration Alarm; 18. Crash alarm & turn-over alarm;