Alarms; Low Battery Alarm; Gps Blind Spot Alert; Sos - GPS Tracker GPS104 Instruction Manual

5.19 Alarms

5.19.1 Low battery alarm

5.19.1.1 Send SMS "lowbattery+password+space+on", it will send SMS "low
battery+latitude/longitude" to authorized numbers 2 times in total in 15 minutes interval when
voltage of battery is going to be about 3.55V.
5.19.1.2 This function activates by default, send SMS "lowbattery+password+space+off" to
deactivate.

5.19.2 GPS blind Spot alert

This function deactivates by default, send SMS "gpssignal+password+space+on", it will
5.19.2.1
send alert SMS "no gps+last valid latitude/longitude before lost signal" to authorized phone
numbers.
5.21.2 Send SMS "gpssignal+password+space+off" to deactivate.
5.19.2.2

5.19.3 SOS

Press the SOS for 3 seconds, it will send "help me!+ latitude/longitude" 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.

5.19.4 Geo-fence

5.19.4.1 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.
5.19.4.2 Set up: When the unit stays immobile in a place for 3-10 minutes, the user can Send SMS:
"stockade+password+space+latitude,longitude; latitude,longitude" to unit to set the restricted
district. In case of breach, it will send SMS "stockade!+geo-info" to the authorized numbers
every 3 minutes.
Remark: The first latitude&longitude is coordinate of the top left corner of the Geo-fence, while
the second latitude&longitude is the coordinate of the bottom right corner.
5.19.4.3 Cancel: Send SMS:" nostockade+password" to deactivate this function.

5.19.5 Multi-area management

5.19.5.1 Set Area
Send SMS command "area+password+space+latitude,longitude+space+areaname,distance M" to
tracker(distance unit: M for meter, K for kilometer), it will reply "area01 ok".
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