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3.13 Overspeed alert
This function is using for the owner to control the target’s speed.
Setup: Send SMS speed+password+space+080 to the unit (suppose the speed is
80km/h), and it will reply “speed ok!”. When the target moves exceeding 80
km/h, the unit will send SMS speed+080!+Geo-info to the authorized
numbers. It will keep sending such an alert every 3 minutes.
Cancel: Send SMS nospeed+password to deactivate the overspeed alert
*Remark: It is recommended that the speed alarm is set at not less than
50km/h. For below that rate, it may cause the excursion of the GPS signal
influenced by clounds etc.
*Response SMS format: speed+080!+Geo-info (suppose the speed is
80km/h). The tracker will check the speed in 10 minutes interval and alarm if
it is overspeed.
3.14 IMEI check
Send SMS imei+password to the unit to check the IMEI number of the tracker.
3.15 SOS button
Press the SOS for 3 second, it will send “help me !+ Geo-info” to all the authorized numbers every 3
minutes. It will stop sending such a SMS when any authorized number reply SMS ”help me!” to the
tracker.
3.16 Low battery alert
It begins to send SMS to the user every 30minutes when the the battery voltage is 3.7V. SMS format:
low battery+Geo-info.
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