User's Manual

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When it lost fix to satellites, the message will include the last known GPS position and a
LAC code of the updated position as well.
6.4 Continuous interval tracking
6.4.1 Limited times tracking at a time interval
SMS command: fix030s600s005n+password
Tracker response: It will update positions at 30 seconds interval when ACC ON and 600
seconds when ACC OFF for 5 times.
Example: fix030s600s005n123456
Note:
The numbers in the command must be 3 digits and maximum times allowed are 255 times.
The interval unit in all fix command can be s (seconds), m (minutes) and h (hours)
6.4.2 Unlimited times tracking at a time interval
SMS command: fix030s600s***n+password
Tracker response:
It will update positions at 30 seconds interval when ACC ON and 600
seconds when ACC OFF continuously.
Example: fix030s600s***n123456
Note: The time interval must be more than 10 seconds.
6.4.3 Unlimited times tracking at a distance interval
6.4.3.1 SMS command: Distance+password+space+distance value
Tracker response: Distance ok
Example: Distance123456 0050
Note: The distance unit is meter, and value must be 4 digits.
6.4.4 Smart tracking at both time and distance interval
6.4.4.1 SMS command: fix030s600s***n+password+space+distance value
Tracker response: It will update a position at 600 seconds interval when motionless,
and update a position at 30 seconds when moving, besides, it will also update a
position when move 200 meters away.