Is GPS Vehicle Tracker really safe to protect cars?

GPRS/GSM/GPS Camera/Fuel/Navigator Tracker UT05 (Uniguard Technology Limited)
Description
Advanced GPS Tracker for vehicles and Heavy Machinery
Inputs/Outputs/Analog Inputs
Remote Voice Monitoring (Listen-In)
Two-way Voice Speaking
Fuel Monitoring (No Need Costy Fuel Sensor)
Driver Identification (RFID)
Image Monitoring
Multiple Areas Entering/Leaving Alarm
GPS Navigator Support
Address Name Reply


Features:

Real time GPRS Tracking Online (Uniguard Protocol)
Real time SMS Tracking by cell phone
Track on Demand
Track by Time Interval
Internal Backup Battery
SOS alarm (3 Preset SOS numbers)
Geo-fence Alarm/ Movement Alarm
Multiple Areas Entering/Leaving Alarm
Speeding Alarm
External Power cut Alarm
Engine Cut (Engine immobilization via SMS/Online)
ACC Detection (Engine ON/OFF Checking)
Remote Voice Monitoring (Listen-In)
Two-way Voice Speaking
Image Monitoring
Fuel Monitoring
GPS Navigator (Optional)
LED Advertising screen (Optional)
RFID support to identify driver (Optional)
GPRS/GSM/GPS Camera/Fuel/Navigator Tracker UT05 (Uniguard Technology Limited)
Description
Advanced GPS Tracker for vehicles and Heavy Machinery
Inputs/Outputs/Analog Inputs
Remote Voice Monitoring (Listen-In)
Two-way Voice Speaking
Fuel Monitoring (No Need Costy Fuel Sensor)
Driver Identification (RFID)
Image Monitoring
Multiple Areas Entering/Leaving Alarm
GPS Navigator Support
Address Name Reply


Features:

Real time GPRS Tracking Online (Uniguard Protocol)
Real time SMS Tracking by cell phone
Track on Demand
Track by Time Interval
Internal Backup Battery
SOS alarm (3 Preset SOS numbers)
Geo-fence Alarm/ Movement Alarm
Multiple Areas Entering/Leaving Alarm
Speeding Alarm
External Power cut Alarm
Engine Cut (Engine immobilization via SMS/Online)
ACC Detection (Engine ON/OFF Checking)
Remote Voice Monitoring (Listen-In)
Two-way Voice Speaking
Image Monitoring
Fuel Monitoring
GPS Navigator (Optional)
LED Advertising screen (Optional)
RFID support to identify driver (Optional)