... , best service 2.cute apperance , classical color , good car GPS tracker made in China1.high quality, better price , best service 2 ... .12.Position Accuracy:10 mters,2DRMS13.Velocity Accuracy:0.1 m/s.14.Time Accuracy: 1us synchronized to GPS time.15 ... .21.Velocity Limit: Less than 4G.22.Jerk Limit:20 m/sec.23.Work time: 60 hours in sleep mode nd ...