Suntech ST650 OBDII tracker can send the exact "Geo Location" to a predefined mobile phone through SMS message, every time that ST650 tracker cross one preconfigured virtual geofence (up to 500 service routes points, up to 200 circular geofences, up to 50 polygonal geofences) ideal for field service management. To improve the safety on the Fleet Management, ST650 OBDII device of Suntech allow to configure the following preventives SMS alerts: (ON/OFF battery, battery error, geofences, jamming detection, speed), every time that ST650 GPS device active one of these alerts you receive a SMS message on the mobile phone. In addition of mention functions, Suntech ST650 OBDII tracker can send real-time data packet via (TCP-UDP) to a Tracking Management Platform that may have European regulations of tachograph, from this service you can controlled the hours of service of ST650 and their fuel consumption control the 24 hours a day without requirements limit. Using ST650 from our GPS tracking platform, you can manage the care driving of their driver´s and you can use without extra cost our mobile applications for vehicle tracking or you can manage their driver´s control of driving habits that help you to reduce cost, also use our REST API to connect existing applications and manage their vehicle fuel consumption control that help you to reduce cost or you can control their manual task registration without any requirement limit, in addition you can manage their vehicle hours of service control (HoS) depending of your need an control some type of scheduled reports that help you to reduce cost. In our GPS tracking platform, you can also control their vehicle event management depending of your need and you can manage their vehicle efficient driving without any requirement limit or you can control their vehicle preventative maintenance that help you to reduce company cost, in addition you can manage their service routes and deliveries tasks without requirement limit and you can use without extra cost our automatic data sending service to external servers or control their automatic vehicle dispatch depending of your need.