... star IIl 2.Cold Start Time < 48sec. GPS tracking module with Low Price, High Performance, International Approvals ... : 1).Input power input:3.3V DC for main power and RTC power 2).Input current ... GSA, GSV, RMC (VTG ,GLL and ZDA for optional)) 3).SiRF binary:position, velocity, altitude, status ... the pulse positive edge 4).Measurements Aligned to GPS second, ±1 microsecond 12.Environmental Characteristics: ...