1. Low power consumption & wide voltage input, self-protection & self-recovery against short-circuit/high voltage.
2. Multiple intelligent uploading modes especially data uploading for angel variation.
3. Built-in triaxial G sensor applicable to different customized projects including intelligent harsh braking alarm .
4. Built-in road and polygon Geo-fence with alarms for road deviation, road speeding, zone speeding ,zone overtime,etc. .
5. More than 20 kinds of alarms are available (SMS, GPRS).
6. More than 20 kinds of external devices are supported with excellent redevelopment frame and three kinds of external devices can be supported at the same time.
7. 43,200 pieces of history data storage with the feature of continuing transferring from breakpoint.
8. OTA