Topshine tracker VT1000 is a most advanced and high-cost effective GPS tracker, it is equipped with ARM9 high speedy microprocessor; Supporting dual camera (location&driving information log on picture); Bidirectional communication; Support max 64GB SD card for storing data and pictures; 4 A/D connectors for multi fuel sensor monitoring; Support unique passive RFID/phone reader for automatic anti-theft and driver identification; And many useful functions and extensibility for fleet management and vehicle security purposes.