1. GPS+LBS Dual Positioning Ways 2. Realtime Tracking 3. History Route Playback: The APP and web server can record the uploaded data of each device up to 6 months. 4. Long Standby Time: It has built-in 3.7V 10000mAh Li-ion battery 5. Powerful Magnetic: It has 5pcs built-in magnets,with super strong powerful magnetic, can be very easily installed. 6. IP65 Waterproof 7. Geofence 8. Overspeed Alarm 9. Shake Alarm 10. Movement Alarm 11. Sleep Mode for Saving Battery LIFETIME FREE ! Web server and both iOS and Android version APP are available!