• History data store
When the device enter into blind zone when in sleep mode, it will store the trace data according to the preconfigured time interval and it will upload the data in the blind zone to the backend when the cellular network recovers
The default position mode is by GPS, however when device enters into the blind zone and GPS cannot be fixed, the device will switch to LBS position, LBS provides the reference wlocation hich is might not accurate
• OTA commands from backend
Since the wake up of the device is short, it is hardly to receive SMS , to ensure the command sending efficiently, we suggest an OTA commands to be sent from the platform, when the device is online, the backend will automatic send this command, to make sure the commands is properly received.
The default setting is upload once a day, the upload packet information includes: Position status, longitude and latitude, network signal Strength, satellite numbers, battery voltage etc, the upload interval can be configured either by SMS or through tracking platform software