... trackerFunction1,Positioning and Tracking2,Support GPRS and SMS3,Support GPRS on line and GPRS re-connected automatically if GPRS drop4,Tracking by time, it ... send the location data to serve by time interval5,GPRS automatic re-connection when broken6,Alarm in high-speed7,Mileage ... mDimension104*58*38(mm)Net weight150 g Real-time GPS Tracker