model:GPS103

GPS Tracker,which set multiple functions of accurately positioning,security, monitoring surveillance, emergency alarms and tracking in its entirety,special for vehicle.
The product fully supports the functions of SMS / GPRS / Internet data transmission,to make it more widely used in large-scale monitoring, emergency scheduling, location-based services, traffic safety and many other areas of management.

Detailed description,

It is based on GSM/GPRS850/900/1800/1900MHZwireless telecommunication internet and GPS satillite global position system,track by several ways.provide monitor software and global map.real-time track through the monitor software in your pc;track through your PDA cell phone and googleearth.

Features and functions
Small cubage,dimension:54mm*62mm*26mm,weight:120g,easy to hide. 
Support orientation without orientated server: it can find out Real-time longitude and latitude, time and speed. By using public map software and entering longitude and latitude manually, you can find out the real-time information of position.         
If the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the last orientation.

Remote Engine-stop and Resume.
tracking function by timing and frequency
Authorized number added and deleted function
Support hidden alarm and monitor function
Geo-fence: Set up a geo-fence for the unit to restrict its movements within a district. The unit will send the message to the authorized numbers when it breaches the district.
Power supply disconnection alarm.
Door alarm
ACC alarm
Movement alert: you can set up barriers when the vehicle is stopped. Once moved, it can give an alarm to the authorized number.
Over speed alarm: you can make the inspected target run according to fixed speed. It alarms when speed is exceeded.
Low batttery alarm function
Check the vehicle status

Optional functions:
Quiver alarm

Applying directions:
 Vehicle fleet/logistics/Vehicle rental 

Technology parameter:
GPS chip: SIRF3chip
GPS sensitivity:   -159dBm
GPS accuracy :5m
Time To First Fix   Cold status 45s,Warm status 35s,Hot status 1s