Fangrui Product Details 1. Deaoke 2g Gps Car Locator Car Anti-theft Tracker 2. The Left Power Light : The Power Is Normal 3. The Middle Gps Light Flashes: Searching For Gps Signals 4. The Middle Gps Light : Gps Signal Is Normal 5. Gsm Light On The Right: Searching For Gsm Signal 6. The Gsm On The Right Side : The Gsm Signal Is Normal And The Card Has Been Read 7. Specification: 8. Dimensions: 63 Mm X 46 Mm X 17 Mm 9. Weight: 40 Grams 10. Network: Gsmgprs 11. Network Frequency Band: 85090018001900mhz 12. Chip: Ublox 13. Gps Sensitivity: -159dbm 14. Gps Accuracy: 5 Meters 15. Battery: 200 Mah 16. Note: Only Vehicle Tracker, No Sim Card 17. Functional Advantages: 18. Add Shift Alarm And Alarm In Electronic Fence Area 19. Add Smart Power Saving Mode 20. Add Oil And Power Failure, Acc Status Notification Function, Low Powerpower Failure Alarm 21. Blind Zone Supplementary Transmission Function, When There Is No Mobile Phone Signal, The Data Is Saved In Gps, And Will Be Supplemented When There Is A Signal 22. Agps Function, Fast Satellite Positioning 23. Double Positioning, Accurate And More Secure 24. Historical Records, One-click Query 25. Can Recall The Driving Track Within 180 Days