Off
Power off or low battery
Slow flashing (flash 0.1s at interval of 3s)
Working normally
GPS indicator (blue)
Indication
Flashing (flash 1s at interval of 3s)
Searching GPS signal
Slow flashing (flash 0.1s at interval of 3s)
Receive GPS signal normally
OFF
No GPS signal
GSM indicator (green)
Indication
Quick Flashing (flash 0.3s at interval of 0.3s)
GSM initializing
Flashing (flash 1s at interval of 3s)
Receive GSM signal normally
Solid green
In communication with phones
OFF
No GSM signal or no SIM card
Slow flashing (flash 0.1s at interval of 3s)
GPRS on line
3.
Specifications
Dimension
78.0(L) x 41.0(W) x 13.0(H) mm
Weight
38g
Voltage range
7.5-90V
Backup Battery
270mAh / 3.7V
Operation Temperature -20℃-70℃
Humidity
20% - 80%
Standby Time
50 hours
GSM Frequencies
850/900/1800/1900 MHz
GPRS
Class 12, TCP/IP
GPS Channel
66