Car GPS Multi-Mode Satellite Anti-Theft Positioning Tracking Device+Lifetime Platform 1. Material: ABS 2. GPS positioning accuracy: 5m 3. Battery type: polymer battery 55mAh 4. Antenna type: built-in antenna 5. External power supply: 9-90V 6. Waterproof: water-resistant (suitable for daily use) 7. SOS quick help, synchronized display of rescue location, real-time positioning + multi-channel alarm, ensuring that emergencies are no longer isolated. 8. Platform technology supports recording driving trajectories for 90 days. If your vehicle is stolen, you can track it down immediately based on the trajectory and recover your vehicle, minimizing losses. 9. Electronic fence setting, entry and exit area alarm reminders, multiple anti-theft alarms, timely alerts for any abnormalities. 10. Full-mode satellite positioning, accurate location tracking even in remote areas, stable signal. 11. Dimensions: 90x41x14mm