The FMA120 GPS tracker can send location coordinates or different events via GSM network in real-time to a Tracking Management Platform, also allow send SMS alerts when any event is generated to a predefined phone number. To guarantee more the GPS tracking, the Teltonika FMA120 GPS tracker integrate a 170mAH Li-on 3,7v backup battery, that allow to device work without external power source. Beside of the standard tracking configuration, you can configure 4 extra scenarios into FMA120: 1 - Overspeeding detection for Efficient driving, 2 - vehicle immobilizer function to prevent theft, 3 - Authorized driving and Driver identification using (1-Wire or iButton), 4 - GSM Anti-jamming detection. With the 1-Wire interface you can connect to Teltonika FMA120 GPS tracker an external Temperature Sensor and why extra of all device functions, is possible to acquire a component called "Teltonika Vehicle CAN Adapter" that allow to obtain telematics data from Can Bus of vehicle or mobile asset.