Electric Bicycle GPS Tracker (Model S)

Internal GPS/GSM antenna, easy to install.
Ultra-low power consumption and strong performance of GPS.

Features:
1. Real-time tracking by SMS/GPRS
2. Locate in cell phone
3. History replay
4. Vibrate alarm
5. Vehicle moved alarm
6. Speeding alarm
7. Power-lost alarm
8. Power/fuel cut off
9. Door/ACC detective
(8&9 need to customize)
10, Internal Backup Battery