Click the plate No. of device then it will show google map at the right side. You can also press the car label then it will show time,speed,longitude,latitude,status,address etc.
like Geo fence setting and alarm:
You can draw circuit/ Rectangle geo fence and will support drive in/out alarm.
History playback: it will save 1-2 months record and you can check the rount you run.
You could download itrack app by searching gpsitrack (For both IOS AND Android)
1. Why the GPS tracker device can off-line?
There are 3 reasons i.e. device poweroff or outage, weak or none signal, SIM card debts or GPRS service overdue.
2. How can you handle with Question 1?
Firstly use your phone call the number of SIM card, then check the voltage and current data whether beyond the specified range or switch off the circuit; Take off the environment of closed or the mental objects; Call the operator of SIM card to assure the card is debts or GPRS overdue and pay the fee or update GPRS.
3. Why you can not monitor?
Because you didn't set up the specific number and open the caller display of you SIM card. The latter will affect the former and lead to monitor failure.