TLT-2F GPS/GSM Car Tracker Instruction Manual V3.0
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Figure 1
3. LED status description
3.1 Green LED ---- GPS status indicator
3.2 Blue LED ---- GSM status indicator
Status
Description
Quick flash
No SIM card or GSM network
Flash once every 8s
GSM works normally
3.3 Red LED ---- charge indicator
4. Product installation
Status
Description
Off
GPS unavailable
Quick flash
GPS available
Status
Description
Normal light
Under charging
Weak light
Charging completed