TK905 4G Vehicle Quad Frequency Network GPS Tracker 1. Support the United States, Australia, South Korea, Japan, Singapore, etc., countries that do not support 2G networks 2. Built-in rechargeable polymer battery, easy to use 3. Free real-time tracking, GSMGPS dual-mode positioning, positioning accuracy can reach within 5 meters 4. Electronic fence, overspeed, low battery alarm, voice monitoring 5. Free tracking platform, computer, mobile client, IOSAndroid APP 6. Users can directly download the mobile client or log in to the platform and enter the ID number on the back of the device as the user name. The initial password is: 123456 7. Suitable for cars trucks buses motorcycles 8. No installation, strong magnetic paste, shockproof, waterproof, etc. 9. Interface text: Follow the phone languages 10. Battery capacity: 5000mAh 11. Working current: 1A 12. Battery life: 7200 hours 13. Power supply mode: USB charging 14. Waterproof grade: IPX6 15. Memory: 512M 16. Voltage: 5V 17. Power: 5W 18. Material: PU 19. Frequency: 900MHZ2100MHZ 20. Dimensions: 85 x 65 x 25mm