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Product pictures:
CCTR-831
Specification:
No installation. (Connect to car OBD is OK);
Universal 4 GSM Band for Global;
Wide Range Working Voltage: 9-40V DC, suitable for car or truck;
Auto set APN
Built in Shock Sensor for Car Move and Shock Alarm;
Built in rechargeable battery for power down alarm (Tracker removed alarm).
Web/App locating
1. Led indicators:
Yellow GSM Signal LED:
Yellow LED
Status
On
Normal working
Flash Slow(every 2
seconds)
Searching for GSM signal
OFF
No GSM
Blue GPS Signal LED:
Blue LED
Status
On
Normal working
Flash Slow(every 2
seconds)
Searching for GPS signal
OFF
No GPS
SIM Slot
Micro Card
USB for
Maintain
LED
Indicator
OBD II Socket