Model
ST-902LA
Operating temperature
-20° to 55° C 
Operating Humidity
5% to 95% Non-condensing
GSM Chip
SIMCOM A7670SA
Band
2G GSM 850/900/1800/1900MHz
4G LTE CAT1
GPS Chip
UBLOX7020 
GPS sensitivity
-159Db 
Location Accuracy
10 meters, 2D RMS
Time Accuracy
1 microsecond time synchronization of satellite time
 
PLEASE NOTE: This requires your own sim card with data/airtime.
 
ST-902LA Functions:
– OBD standard interface.
– Built-in 150mAh / 3.7V battery.
– Real time vehicle tracking.
– Work with any 16 – pin OBD interface cars and trucks.
– Can locate and get the position of your vehicle remotely via GPRS. 
– Support function of map location inquiry.
– No installation, no wiring harness, simply plugs into OBD port. 
– Working model: support GPRS & SMS model
– Shock Alarm
– Low battery Alarm
– Over speed Alarm
– Main power cut off Alarm