Alarm Function; Low Battery Alarm; External Power Off Alarm; Gps Blind Spot Alert - GPS Tracker GPS303CD User Manual

function works.
balance123456 10086 ye
Mobile
Forward balance message to mobile
phone

6.19. Alarm Function

6.19.1 Low battery alarm

Send SMS "lowbattery+password+space+on", it will send SMS "low
6.19.1.1.
battery+latitude/longitude" to authorized numbers 2 times in total
when voltage of battery is going to be about 3.55V.
interval
6.19.1.2 This function activates as default, send SMS
"lowbattery+password+space+off" to deactivate.

6.19.2 External Power off alarm

6.19.2.1 Send " extpower+password+space+on" to activate, it will send SMS "power
alarm+latitude/longtitude" to authorized numbers every 3 minutes when external power is cut
off.
6.19.2.2 Cancel: Send SMS " extpower+password+space+off" to deactivate it.

6.19.3. GPS blind Spot alert

6.19.3.1 This function deactivates as default, send SMS "gpssignal+password+space+on", it
will send alert SMS "no gps+last valid latitude/longitude before lose signal"
6.19.3.2 Send SMS "gpssignal+password+space+off" to deactivate.
15
Received and execute
Send ye out to 10086
Tracker
Send balance back
Received Balance message
10086(China mobile)
Received ye from number in
the tracker and process
in 15 minutes