VG01U can working with the (GLONASS / GPS) navigation systems, improving the quality in real-time positioning and offers more available satellite quantity that helping to increase the exact fix position. You can use 3 different GPS tracking modes with Concox VG01U GPS vehicle tracker with hours of service control and their fuel consumption control: (sending text messages with mobile phone via SMS, using an external tracking management platform "edit default IP/port", from the Concox online server), select the mode that you need. VG01U allow setup some "virtual geofences" related with zones of bad GPS coverage, together with the "virtual geofences for service routes or deliveries tasks control" the Concox GPS tracker can use his (INS inertial navigation system) to offer the fix GPS position in any scenario type. From external tracking management platform or Concox server, you can manage different telematics reports associated with the "driving behaviour" that detect in real-time Concox VG01U GPS vehicle tracker in your field service management, thanks to this events you increase the driving performance of your vehicle. You can use VG01U in (standalone GPS) mode, using the internal 270mAh battery with a duration of: (1,5 hours in working time or 28 hours in standby mode) or you can use Concox GPS tracker connecting to your vehicle/asset internal voltage, with VG01U you can also use an REST API to connect existing applications.