TK103A GPS SMS GPRS Tracker Vehicle Tracking System, Support Dual SIM Card, Specifically Designed for Car, Taxi, Truck Features 1. Support non-server based location 2. Location memorization 3. Auto location report 4. Authorize delete the tracking phone number 5. Geo-Fence: alert in case of breaching the predefined district 6. Movement alert: alert in case of movement 7. Speed alert: alert in case of excess of the pre-defined speed 8. Power alert: alert when device is being switched off 9. Remote engine-stop and Resume 10. Fuel alarm: Support dual fuel sensor 11. Support: Two SIM Card, support dual SIM card, but only one of them work with tracker, and switch to the other one automatically when it is broken, no GSM reception or no GPRS 12. Configure parameter by PC 13. Support TCP and UDP protocol 14. Less GPRS traffic 15. Four types Tracking ways: SMS + Map software; PDA cell phone; Real time tracking via your computer; Simple & useful real time tracking via our website Specifications 1. Network: GSMGPRS 2. Band: 85090018001900Mhz 3. GPS Sensitivity: -159dBm 4. GPS Accuracy: 5m 5. GPS Start time: Cold status 45s, Warm status 35s, Hot status 1s 6. Backup battery: Chargeable 3.7V 350mAh polymer li-ion battery 7. Voltage of car power system: 12 V -24V 8. Storage Temp: -40 degree C to +85 degree C 9. Operation Temp: -20 degree C to +65 degree C 10. Humidity: 5%--95% non-condensing 11. Dimension: 83mm x 54mm x 26mm 12. Weight: 120g Package List 1. GPS antenna x 1 (2 meters) 2. GSM Antenna x 1 (2 meters) 3. Microphone x 1 (1.5 meters) 4. Harness x1 (16Pin) 5. Relay: DC 12V 30A to DC 24V 40A according to vehicles 6. User Manual x 1 7. Main host x 1