1.1 Positioning and Tracking: Through the on-line Positioning Platform or the cell phone to locates at times, and get the working status. You can choose the Positioning Platform by yourself. 1.2 Triggering Emergency Alarm: When there is a emergency happened on the vehicle, you can put on the button and the installed unit will send out alarm to the authorized numbers. 1.3 Remote controlling oil and circuit: you can control the oil and circuit via the unit by SMS in anywhere and anytime. 1.4 Remote Monitoring: In anywhere and anytime, call the phone number in the unit, when it connects, you can monitor the sound around 5 meter. 1.5 Movement Alert: Send SMS to the unit to start the movement alert function. When the vehicle is moving, the unit will send the movement alert to all authorized numbers. 1.6 Overspeed Alert: Send SMS to the unit to start the movement alert function. When the vehicle is overspeed, the unit will send the overspeed alert to all authorized numbers. 1.7 Geo-fence: Set up a geo-fence for the unit to restrict its movements within a district. The unit will send the message to all authorized numbers when it breaches the district. 1.8 the unit: send SMS to resume the default of unit. 1.9 Auto Track: You can set up auto track by SMS or on-line positioning platform. 1.10 Mileage statistics; ACC checking; cutting off power and alarm. 1.11 Compatible with the original anti-theft alarm: It will send SMS alarm after the original anti-theft alarm warning. 1.12 Modify the IP and Port of Communication Protocol for different on-line positioning platform 2 Application Vehicle rental / Fleet management etc. Protect wealth etc. Provide peace-of-mind for businessmen. Manage personnel. 85*63*25mm product size.