GPS tracker for car with overspeed alarm and LBS tracking1、High Accuracy: GPS and location based services, also known as A GPS, allow the location to be acquired via AGPS when the tracker is underground or in a tunnel. 2、Real Time Tracking: Supports platform tracking in real time. It can also support to get the position every 5 seconds with GPS accuracy of 5m. 3、View Platform History Route: You can view and playback the routing history of the device within one year through the network monitoring center. 4、For Google Mobile Map and Power Saving Mode: Check location on cell phone with for Google map; 3 minutes without vibration into standby mode, with vibration into work mode. 5、Geo Fencing and Movement Alert: You can set geo fencing to restrict its movement in the area, and when the unit crosses the boundary, a message will be sent to the authorized number. 6、Speed Alarm: You can set the speed according to your requirement and receive an alert when speed is exceeded. It also has low battery alarm and waterproof rating IP66.