Global Version Relay GPS Tracker Rear Time GSM Locator Anti-theft Cut off Fuel Power System Function Global Version Relay GPS Tracker, multiple location tracking. It has the intelligent anti-theft system. Features: Real-time tracking. Against pseudo base-station&detect. Vibration/Displacement/Low battery/Power off/over speed alert. Main power cut off alert. Geo-fence. History Route. Cut and resume Fuel Pump remotely. AGPS locating. Specifciations: System Language: Chinese/English Backup Battery: 3.7V 100mAh Network: GSM/GPRS, Network Band: 850/900/1800/1900Mhz Support 4-frequency GSM 850/900/1800/1900 MHz which can work worldwide GPS module: MTK2503 GPS sensitivity: -159dBm GPS position accuracy: 10m First positioning time: Cold start 45-120 seconds Warm start: 35 seconds Hot start: 1 second Operating voltage: 10-50V input Battery: Built-in lithium battery 3.7V 110mAh Storage temperature: -40°C to +85°C Operating temperature: -20°C to +55°C Humidity: 5% - 95% Non-solidified Item size: 57 * 31 * 31mm / 2.2 * 1.2 * 1.2in Weight: 30g / 1.1ounce Package size: 100 * 50 * 50mm / 3.9 * 2.0 * 2.0in Package weight: 83g / 2.9ounce Note: Not suitable for Japan, America, Taiwan, Australia where not support the GSM frequency. Package Included: 1 x Relay GPS Tracker 1 x Manual